81249000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:157

約数の個数: 256

約数和(自身を含む): 299220480

約数和(自身を除く): 217971480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 53, 56, 60, 70, 73, 75, 84, 100, 105, 106, 120, 125, 140, 146, 150, 159, 168, 175, 200, 210, 212, 219, 250, 265, 280, 292, 300, 318, 350, 365, 371, 375, 420, 424, 438, 500, 511, 525, 530, 584, 600, 636, 700, 730, 742, 750, 795, 840, 875, 876, 1000, 1022, 1050, 1060, 1095, 1113, 1272, 1325, 1400, 1460, 1484, 1500, 1533, 1590, 1750, 1752, 1825, 1855, 2044, 2100, 2120, 2190, 2226, 2555, 2625, 2650, 2920, 2968, 3000, 3066, 3180, 3500, 3650, 3710, 3869, 3975, 4088, 4200, 4380, 4452, 5110, 5250, 5300, 5475, 5565, 6132, 6360, 6625, 7000, 7300, 7420, 7665, 7738, 7950, 8760, 8904, 9125, 9275, 10220, 10500, 10600, 10950, 11130, 11607, 12264, 12775, 13250, 14600, 14840, 15330, 15476, 15900, 18250, 18550, 19345, 19875, 20440, 21000, 21900, 22260, 23214, 25550, 26500, 27083, 27375, 27825, 30660, 30952, 31800, 36500, 37100, 38325, 38690, 39750, 43800, 44520, 46375, 46428, 51100, 53000, 54166, 54750, 55650, 58035, 61320, 63875, 73000, 74200, 76650, 77380, 79500, 81249, 92750, 92856, 96725, 102200, 108332, 109500, 111300, 116070, 127750, 135415, 139125, 153300, 154760, 159000, 162498, 185500, 191625, 193450, 216664, 219000, 222600, 232140, 255500, 270830, 278250, 290175, 306600, 324996, 371000, 383250, 386900, 406245, 464280, 483625, 511000, 541660, 556500, 580350, 649992, 677075, 766500, 773800, 812490, 967250, 1083320, 1113000, 1160700, 1354150, 1450875, 1533000, 1624980, 1934500, 2031225, 2321400, 2708300, 2901750, 3249960, 3385375, 3869000, 4062450, 5416600, 5803500, 6770750, 8124900, 10156125, 11607000, 13541500, 16249800, 20312250, 27083000, 40624500, 81249000]

約数ペア:

[(1, 81249000), (2, 40624500), (3, 27083000), (4, 20312250), (5, 16249800), (6, 13541500), (7, 11607000), (8, 10156125), (10, 8124900), (12, 6770750), (14, 5803500), (15, 5416600), (20, 4062450), (21, 3869000), (24, 3385375), (25, 3249960), (28, 2901750), (30, 2708300), (35, 2321400), (40, 2031225), (42, 1934500), (50, 1624980), (53, 1533000), (56, 1450875), (60, 1354150), (70, 1160700), (73, 1113000), (75, 1083320), (84, 967250), (100, 812490), (105, 773800), (106, 766500), (120, 677075), (125, 649992), (140, 580350), (146, 556500), (150, 541660), (159, 511000), (168, 483625), (175, 464280), (200, 406245), (210, 386900), (212, 383250), (219, 371000), (250, 324996), (265, 306600), (280, 290175), (292, 278250), (300, 270830), (318, 255500), (350, 232140), (365, 222600), (371, 219000), (375, 216664), (420, 193450), (424, 191625), (438, 185500), (500, 162498), (511, 159000), (525, 154760), (530, 153300), (584, 139125), (600, 135415), (636, 127750), (700, 116070), (730, 111300), (742, 109500), (750, 108332), (795, 102200), (840, 96725), (875, 92856), (876, 92750), (1000, 81249), (1022, 79500), (1050, 77380), (1060, 76650), (1095, 74200), (1113, 73000), (1272, 63875), (1325, 61320), (1400, 58035), (1460, 55650), (1484, 54750), (1500, 54166), (1533, 53000), (1590, 51100), (1750, 46428), (1752, 46375), (1825, 44520), (1855, 43800), (2044, 39750), (2100, 38690), (2120, 38325), (2190, 37100), (2226, 36500), (2555, 31800), (2625, 30952), (2650, 30660), (2920, 27825), (2968, 27375), (3000, 27083), (3066, 26500), (3180, 25550), (3500, 23214), (3650, 22260), (3710, 21900), (3869, 21000), (3975, 20440), (4088, 19875), (4200, 19345), (4380, 18550), (4452, 18250), (5110, 15900), (5250, 15476), (5300, 15330), (5475, 14840), (5565, 14600), (6132, 13250), (6360, 12775), (6625, 12264), (7000, 11607), (7300, 11130), (7420, 10950), (7665, 10600), (7738, 10500), (7950, 10220), (8760, 9275), (8904, 9125)]