387900240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17761}}^1$

素因数の和:17797

約数の個数: 160

約数和(自身を含む): 1480071936

約数和(自身を除く): 1092171696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 17761, 21840, 35522, 53283, 71044, 88805, 106566, 124327, 142088, 177610, 213132, 230893, 248654, 266415, 284176, 355220, 372981, 426264, 461786, 497308, 532830, 621635, 692679, 710440, 745962, 852528, 923572, 994616, 1065660, 1154465, 1243270, 1385358, 1420880, 1491924, 1616251, 1847144, 1864905, 1989232, 2131320, 2308930, 2486540, 2770716, 2983848, 3232502, 3463395, 3694288, 3729810, 4262640, 4617860, 4848753, 4973080, 5541432, 5967696, 6465004, 6926790, 7459620, 8081255, 9235720, 9697506, 9946160, 11082864, 12930008, 13853580, 14919240, 16162510, 18471440, 19395012, 24243765, 25860016, 27707160, 29838480, 32325020, 38790024, 48487530, 55414320, 64650040, 77580048, 96975060, 129300080, 193950120, 387900240]

約数ペア:

[(1, 387900240), (2, 193950120), (3, 129300080), (4, 96975060), (5, 77580048), (6, 64650040), (7, 55414320), (8, 48487530), (10, 38790024), (12, 32325020), (13, 29838480), (14, 27707160), (15, 25860016), (16, 24243765), (20, 19395012), (21, 18471440), (24, 16162510), (26, 14919240), (28, 13853580), (30, 12930008), (35, 11082864), (39, 9946160), (40, 9697506), (42, 9235720), (48, 8081255), (52, 7459620), (56, 6926790), (60, 6465004), (65, 5967696), (70, 5541432), (78, 4973080), (80, 4848753), (84, 4617860), (91, 4262640), (104, 3729810), (105, 3694288), (112, 3463395), (120, 3232502), (130, 2983848), (140, 2770716), (156, 2486540), (168, 2308930), (182, 2131320), (195, 1989232), (208, 1864905), (210, 1847144), (240, 1616251), (260, 1491924), (273, 1420880), (280, 1385358), (312, 1243270), (336, 1154465), (364, 1065660), (390, 994616), (420, 923572), (455, 852528), (520, 745962), (546, 710440), (560, 692679), (624, 621635), (728, 532830), (780, 497308), (840, 461786), (910, 426264), (1040, 372981), (1092, 355220), (1365, 284176), (1456, 266415), (1560, 248654), (1680, 230893), (1820, 213132), (2184, 177610), (2730, 142088), (3120, 124327), (3640, 106566), (4368, 88805), (5460, 71044), (7280, 53283), (10920, 35522), (17761, 21840)]