21192600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1$

素因数の和:75

約数の個数: 288

約数和(自身を含む): 81691200

約数和(自身を除く): 60498600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 19, 20, 22, 24, 25, 26, 30, 33, 38, 39, 40, 44, 50, 52, 55, 57, 60, 65, 66, 75, 76, 78, 88, 95, 100, 104, 110, 114, 120, 130, 132, 143, 150, 152, 156, 165, 169, 190, 195, 200, 209, 220, 228, 247, 260, 264, 275, 285, 286, 300, 312, 325, 330, 338, 380, 390, 418, 429, 440, 456, 475, 494, 507, 520, 550, 570, 572, 600, 627, 650, 660, 676, 715, 741, 760, 780, 825, 836, 845, 858, 950, 975, 988, 1014, 1045, 1100, 1140, 1144, 1235, 1254, 1300, 1320, 1352, 1425, 1430, 1482, 1560, 1650, 1672, 1690, 1716, 1859, 1900, 1950, 1976, 2028, 2090, 2145, 2200, 2280, 2470, 2508, 2535, 2600, 2717, 2850, 2860, 2964, 3135, 3211, 3300, 3380, 3432, 3575, 3705, 3718, 3800, 3900, 4056, 4180, 4225, 4290, 4940, 5016, 5070, 5225, 5434, 5577, 5700, 5720, 5928, 6175, 6270, 6422, 6600, 6760, 7150, 7410, 7436, 7800, 8151, 8360, 8450, 8580, 9295, 9633, 9880, 10140, 10450, 10725, 10868, 11154, 11400, 12350, 12540, 12675, 12844, 13585, 14300, 14820, 14872, 15675, 16055, 16302, 16900, 17160, 18525, 18590, 19266, 20280, 20900, 21450, 21736, 22308, 24700, 25080, 25350, 25688, 27170, 27885, 28600, 29640, 31350, 32110, 32604, 33800, 35321, 37050, 37180, 38532, 40755, 41800, 42900, 44616, 46475, 48165, 49400, 50700, 54340, 55770, 62700, 64220, 65208, 67925, 70642, 74100, 74360, 77064, 80275, 81510, 85800, 92950, 96330, 101400, 105963, 108680, 111540, 125400, 128440, 135850, 139425, 141284, 148200, 160550, 163020, 176605, 185900, 192660, 203775, 211926, 223080, 240825, 271700, 278850, 282568, 321100, 326040, 353210, 371800, 385320, 407550, 423852, 481650, 529815, 543400, 557700, 642200, 706420, 815100, 847704, 883025, 963300, 1059630, 1115400, 1412840, 1630200, 1766050, 1926600, 2119260, 2649075, 3532100, 4238520, 5298150, 7064200, 10596300, 21192600]

約数ペア:

[(1, 21192600), (2, 10596300), (3, 7064200), (4, 5298150), (5, 4238520), (6, 3532100), (8, 2649075), (10, 2119260), (11, 1926600), (12, 1766050), (13, 1630200), (15, 1412840), (19, 1115400), (20, 1059630), (22, 963300), (24, 883025), (25, 847704), (26, 815100), (30, 706420), (33, 642200), (38, 557700), (39, 543400), (40, 529815), (44, 481650), (50, 423852), (52, 407550), (55, 385320), (57, 371800), (60, 353210), (65, 326040), (66, 321100), (75, 282568), (76, 278850), (78, 271700), (88, 240825), (95, 223080), (100, 211926), (104, 203775), (110, 192660), (114, 185900), (120, 176605), (130, 163020), (132, 160550), (143, 148200), (150, 141284), (152, 139425), (156, 135850), (165, 128440), (169, 125400), (190, 111540), (195, 108680), (200, 105963), (209, 101400), (220, 96330), (228, 92950), (247, 85800), (260, 81510), (264, 80275), (275, 77064), (285, 74360), (286, 74100), (300, 70642), (312, 67925), (325, 65208), (330, 64220), (338, 62700), (380, 55770), (390, 54340), (418, 50700), (429, 49400), (440, 48165), (456, 46475), (475, 44616), (494, 42900), (507, 41800), (520, 40755), (550, 38532), (570, 37180), (572, 37050), (600, 35321), (627, 33800), (650, 32604), (660, 32110), (676, 31350), (715, 29640), (741, 28600), (760, 27885), (780, 27170), (825, 25688), (836, 25350), (845, 25080), (858, 24700), (950, 22308), (975, 21736), (988, 21450), (1014, 20900), (1045, 20280), (1100, 19266), (1140, 18590), (1144, 18525), (1235, 17160), (1254, 16900), (1300, 16302), (1320, 16055), (1352, 15675), (1425, 14872), (1430, 14820), (1482, 14300), (1560, 13585), (1650, 12844), (1672, 12675), (1690, 12540), (1716, 12350), (1859, 11400), (1900, 11154), (1950, 10868), (1976, 10725), (2028, 10450), (2090, 10140), (2145, 9880), (2200, 9633), (2280, 9295), (2470, 8580), (2508, 8450), (2535, 8360), (2600, 8151), (2717, 7800), (2850, 7436), (2860, 7410), (2964, 7150), (3135, 6760), (3211, 6600), (3300, 6422), (3380, 6270), (3432, 6175), (3575, 5928), (3705, 5720), (3718, 5700), (3800, 5577), (3900, 5434), (4056, 5225), (4180, 5070), (4225, 5016), (4290, 4940)]