19973808400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{571}}^1$

素因数の和:671

約数の個数: 360

約数和(自身を含む): 61134545472

約数和(自身を除く): 41160737072

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 31, 35, 40, 50, 52, 56, 62, 65, 70, 80, 91, 100, 104, 112, 124, 130, 140, 155, 175, 182, 200, 208, 217, 248, 260, 280, 310, 325, 350, 364, 400, 403, 434, 455, 496, 520, 560, 571, 620, 650, 700, 728, 775, 806, 868, 910, 961, 1040, 1085, 1142, 1240, 1300, 1400, 1456, 1550, 1612, 1736, 1820, 1922, 2015, 2170, 2275, 2284, 2480, 2600, 2800, 2821, 2855, 3100, 3224, 3472, 3640, 3844, 3997, 4030, 4340, 4550, 4568, 4805, 5200, 5425, 5642, 5710, 6200, 6448, 6727, 7280, 7423, 7688, 7994, 8060, 8680, 9100, 9136, 9610, 10075, 10850, 11284, 11420, 12400, 12493, 13454, 14105, 14275, 14846, 15376, 15988, 16120, 17360, 17701, 18200, 19220, 19985, 20150, 21700, 22568, 22840, 24025, 24986, 26908, 28210, 28550, 29692, 31976, 32240, 33635, 35402, 36400, 37115, 38440, 39970, 40300, 43400, 45136, 45680, 48050, 49972, 51961, 53816, 56420, 57100, 59384, 62465, 63952, 67270, 70525, 70804, 74230, 76880, 79940, 80600, 86800, 87451, 88505, 96100, 99925, 99944, 103922, 107632, 112840, 114200, 118768, 123907, 124930, 134540, 141050, 141608, 148460, 159880, 161200, 168175, 174902, 177010, 185575, 192200, 199850, 199888, 207844, 225680, 228400, 230113, 247814, 249860, 259805, 269080, 282100, 283216, 296920, 312325, 319760, 336350, 349804, 354020, 371150, 384400, 399700, 415688, 437255, 442525, 460226, 495628, 499720, 519610, 538160, 548731, 564200, 593840, 619535, 624650, 672700, 699608, 708040, 742300, 799400, 831376, 874510, 885050, 920452, 991256, 999440, 1039220, 1097462, 1128400, 1150565, 1239070, 1249300, 1299025, 1345400, 1399216, 1416080, 1484600, 1598800, 1610791, 1749020, 1770100, 1840904, 1982512, 2078440, 2186275, 2194924, 2301130, 2478140, 2498600, 2598050, 2690800, 2743655, 2969200, 3097675, 3221582, 3498040, 3540200, 3681808, 3841117, 4156880, 4372550, 4389848, 4602260, 4956280, 4997200, 5196100, 5487310, 5752825, 6195350, 6443164, 6996080, 7080400, 7133503, 7682234, 8053955, 8745100, 8779696, 9204520, 9912560, 10392200, 10974620, 11505650, 12390700, 12886328, 13718275, 14267006, 15364468, 16107910, 17490200, 18409040, 19205585, 20784400, 21949240, 23011300, 24781400, 25772656, 27436550, 28534012, 30728936, 32215820, 34980400, 35667515, 38411170, 40269775, 43898480, 46022600, 49562800, 49934521, 54873100, 57068024, 61457872, 64431640, 71335030, 76822340, 80539550, 92045200, 96027925, 99869042, 109746200, 114136048, 128863280, 142670060, 153644680, 161079100, 178337575, 192055850, 199738084, 219492400, 249672605, 285340120, 307289360, 322158200, 356675150, 384111700, 399476168, 499345210, 570680240, 644316400, 713350300, 768223400, 798952336, 998690420, 1248363025, 1426700600, 1536446800, 1997380840, 2496726050, 2853401200, 3994761680, 4993452100, 9986904200, 19973808400]

約数ペア:

[(1, 19973808400), (2, 9986904200), (4, 4993452100), (5, 3994761680), (7, 2853401200), (8, 2496726050), (10, 1997380840), (13, 1536446800), (14, 1426700600), (16, 1248363025), (20, 998690420), (25, 798952336), (26, 768223400), (28, 713350300), (31, 644316400), (35, 570680240), (40, 499345210), (50, 399476168), (52, 384111700), (56, 356675150), (62, 322158200), (65, 307289360), (70, 285340120), (80, 249672605), (91, 219492400), (100, 199738084), (104, 192055850), (112, 178337575), (124, 161079100), (130, 153644680), (140, 142670060), (155, 128863280), (175, 114136048), (182, 109746200), (200, 99869042), (208, 96027925), (217, 92045200), (248, 80539550), (260, 76822340), (280, 71335030), (310, 64431640), (325, 61457872), (350, 57068024), (364, 54873100), (400, 49934521), (403, 49562800), (434, 46022600), (455, 43898480), (496, 40269775), (520, 38411170), (560, 35667515), (571, 34980400), (620, 32215820), (650, 30728936), (700, 28534012), (728, 27436550), (775, 25772656), (806, 24781400), (868, 23011300), (910, 21949240), (961, 20784400), (1040, 19205585), (1085, 18409040), (1142, 17490200), (1240, 16107910), (1300, 15364468), (1400, 14267006), (1456, 13718275), (1550, 12886328), (1612, 12390700), (1736, 11505650), (1820, 10974620), (1922, 10392200), (2015, 9912560), (2170, 9204520), (2275, 8779696), (2284, 8745100), (2480, 8053955), (2600, 7682234), (2800, 7133503), (2821, 7080400), (2855, 6996080), (3100, 6443164), (3224, 6195350), (3472, 5752825), (3640, 5487310), (3844, 5196100), (3997, 4997200), (4030, 4956280), (4340, 4602260), (4550, 4389848), (4568, 4372550), (4805, 4156880), (5200, 3841117), (5425, 3681808), (5642, 3540200), (5710, 3498040), (6200, 3221582), (6448, 3097675), (6727, 2969200), (7280, 2743655), (7423, 2690800), (7688, 2598050), (7994, 2498600), (8060, 2478140), (8680, 2301130), (9100, 2194924), (9136, 2186275), (9610, 2078440), (10075, 1982512), (10850, 1840904), (11284, 1770100), (11420, 1749020), (12400, 1610791), (12493, 1598800), (13454, 1484600), (14105, 1416080), (14275, 1399216), (14846, 1345400), (15376, 1299025), (15988, 1249300), (16120, 1239070), (17360, 1150565), (17701, 1128400), (18200, 1097462), (19220, 1039220), (19985, 999440), (20150, 991256), (21700, 920452), (22568, 885050), (22840, 874510), (24025, 831376), (24986, 799400), (26908, 742300), (28210, 708040), (28550, 699608), (29692, 672700), (31976, 624650), (32240, 619535), (33635, 593840), (35402, 564200), (36400, 548731), (37115, 538160), (38440, 519610), (39970, 499720), (40300, 495628), (43400, 460226), (45136, 442525), (45680, 437255), (48050, 415688), (49972, 399700), (51961, 384400), (53816, 371150), (56420, 354020), (57100, 349804), (59384, 336350), (62465, 319760), (63952, 312325), (67270, 296920), (70525, 283216), (70804, 282100), (74230, 269080), (76880, 259805), (79940, 249860), (80600, 247814), (86800, 230113), (87451, 228400), (88505, 225680), (96100, 207844), (99925, 199888), (99944, 199850), (103922, 192200), (107632, 185575), (112840, 177010), (114200, 174902), (118768, 168175), (123907, 161200), (124930, 159880), (134540, 148460), (141050, 141608)]