20374294920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1\times {\mathrm{1289}}^1$

素因数の和:1948

約数の個数: 256

約数和(自身を含む): 72282931200

約数和(自身を除く): 51908636280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 607, 620, 651, 744, 840, 868, 930, 1085, 1214, 1240, 1289, 1302, 1736, 1821, 1860, 2170, 2428, 2578, 2604, 3035, 3255, 3642, 3720, 3867, 4249, 4340, 4856, 5156, 5208, 6070, 6445, 6510, 7284, 7734, 8498, 8680, 9023, 9105, 10312, 12140, 12747, 12890, 13020, 14568, 15468, 16996, 18046, 18210, 18817, 19335, 21245, 24280, 25494, 25780, 26040, 27069, 30936, 33992, 36092, 36420, 37634, 38670, 39959, 42490, 45115, 50988, 51560, 54138, 56451, 63735, 72184, 72840, 75268, 77340, 79918, 84980, 90230, 94085, 101976, 108276, 112902, 119877, 127470, 131719, 135345, 150536, 154680, 159836, 169960, 180460, 188170, 199795, 216552, 225804, 239754, 254940, 263438, 270690, 279713, 282255, 319672, 360920, 376340, 395157, 399590, 451608, 479508, 509880, 526876, 541380, 559426, 564510, 599385, 658595, 752680, 782423, 790314, 799180, 839139, 959016, 1053752, 1082760, 1118852, 1129020, 1198770, 1317190, 1398565, 1564846, 1580628, 1598360, 1678278, 1975785, 2237704, 2258040, 2347269, 2397540, 2634380, 2797130, 3129692, 3161256, 3356556, 3912115, 3951570, 4195695, 4694538, 4795080, 5268760, 5476961, 5594260, 6259384, 6713112, 7824230, 7903140, 8391390, 9389076, 10953922, 11188520, 11736345, 15648460, 15806280, 16430883, 16782780, 18778152, 21907844, 23472690, 24255113, 27384805, 31296920, 32861766, 33565560, 43815688, 46945380, 48510226, 54769610, 65723532, 72765339, 82154415, 93890760, 97020452, 109539220, 121275565, 131447064, 145530678, 164308830, 169785791, 194040904, 219078440, 242551130, 291061356, 328617660, 339571582, 363826695, 485102260, 509357373, 582122712, 657235320, 679143164, 727653390, 848928955, 970204520, 1018714746, 1358286328, 1455306780, 1697857910, 2037429492, 2546786865, 2910613560, 3395715820, 4074858984, 5093573730, 6791431640, 10187147460, 20374294920]

約数ペア:

[(1, 20374294920), (2, 10187147460), (3, 6791431640), (4, 5093573730), (5, 4074858984), (6, 3395715820), (7, 2910613560), (8, 2546786865), (10, 2037429492), (12, 1697857910), (14, 1455306780), (15, 1358286328), (20, 1018714746), (21, 970204520), (24, 848928955), (28, 727653390), (30, 679143164), (31, 657235320), (35, 582122712), (40, 509357373), (42, 485102260), (56, 363826695), (60, 339571582), (62, 328617660), (70, 291061356), (84, 242551130), (93, 219078440), (105, 194040904), (120, 169785791), (124, 164308830), (140, 145530678), (155, 131447064), (168, 121275565), (186, 109539220), (210, 97020452), (217, 93890760), (248, 82154415), (280, 72765339), (310, 65723532), (372, 54769610), (420, 48510226), (434, 46945380), (465, 43815688), (607, 33565560), (620, 32861766), (651, 31296920), (744, 27384805), (840, 24255113), (868, 23472690), (930, 21907844), (1085, 18778152), (1214, 16782780), (1240, 16430883), (1289, 15806280), (1302, 15648460), (1736, 11736345), (1821, 11188520), (1860, 10953922), (2170, 9389076), (2428, 8391390), (2578, 7903140), (2604, 7824230), (3035, 6713112), (3255, 6259384), (3642, 5594260), (3720, 5476961), (3867, 5268760), (4249, 4795080), (4340, 4694538), (4856, 4195695), (5156, 3951570), (5208, 3912115), (6070, 3356556), (6445, 3161256), (6510, 3129692), (7284, 2797130), (7734, 2634380), (8498, 2397540), (8680, 2347269), (9023, 2258040), (9105, 2237704), (10312, 1975785), (12140, 1678278), (12747, 1598360), (12890, 1580628), (13020, 1564846), (14568, 1398565), (15468, 1317190), (16996, 1198770), (18046, 1129020), (18210, 1118852), (18817, 1082760), (19335, 1053752), (21245, 959016), (24280, 839139), (25494, 799180), (25780, 790314), (26040, 782423), (27069, 752680), (30936, 658595), (33992, 599385), (36092, 564510), (36420, 559426), (37634, 541380), (38670, 526876), (39959, 509880), (42490, 479508), (45115, 451608), (50988, 399590), (51560, 395157), (54138, 376340), (56451, 360920), (63735, 319672), (72184, 282255), (72840, 279713), (75268, 270690), (77340, 263438), (79918, 254940), (84980, 239754), (90230, 225804), (94085, 216552), (101976, 199795), (108276, 188170), (112902, 180460), (119877, 169960), (127470, 159836), (131719, 154680), (135345, 150536)]