74621820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:284

約数の個数: 192

約数和(自身を含む): 261918720

約数和(自身を除く): 187296900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 79, 84, 91, 105, 130, 140, 156, 158, 173, 182, 195, 210, 237, 260, 273, 316, 346, 364, 390, 395, 420, 455, 474, 519, 546, 553, 692, 780, 790, 865, 910, 948, 1027, 1038, 1092, 1106, 1185, 1211, 1365, 1580, 1659, 1730, 1820, 2054, 2076, 2212, 2249, 2370, 2422, 2595, 2730, 2765, 3081, 3318, 3460, 3633, 4108, 4498, 4740, 4844, 5135, 5190, 5460, 5530, 6055, 6162, 6636, 6747, 7189, 7266, 8295, 8996, 10270, 10380, 11060, 11245, 12110, 12324, 13494, 13667, 14378, 14532, 15405, 15743, 16590, 18165, 20540, 21567, 22490, 24220, 26988, 27334, 28756, 30810, 31486, 33180, 33735, 35945, 36330, 41001, 43134, 44980, 47229, 54668, 61620, 62972, 67470, 68335, 71890, 72660, 78715, 82002, 86268, 94458, 95669, 107835, 134940, 136670, 143780, 157430, 164004, 177671, 188916, 191338, 205005, 215670, 236145, 273340, 287007, 314860, 355342, 382676, 410010, 431340, 472290, 478345, 533013, 574014, 710684, 820020, 888355, 944580, 956690, 1066026, 1148028, 1243697, 1435035, 1776710, 1913380, 2132052, 2487394, 2665065, 2870070, 3553420, 3731091, 4974788, 5330130, 5740140, 6218485, 7462182, 10660260, 12436970, 14924364, 18655455, 24873940, 37310910, 74621820]

約数ペア:

[(1, 74621820), (2, 37310910), (3, 24873940), (4, 18655455), (5, 14924364), (6, 12436970), (7, 10660260), (10, 7462182), (12, 6218485), (13, 5740140), (14, 5330130), (15, 4974788), (20, 3731091), (21, 3553420), (26, 2870070), (28, 2665065), (30, 2487394), (35, 2132052), (39, 1913380), (42, 1776710), (52, 1435035), (60, 1243697), (65, 1148028), (70, 1066026), (78, 956690), (79, 944580), (84, 888355), (91, 820020), (105, 710684), (130, 574014), (140, 533013), (156, 478345), (158, 472290), (173, 431340), (182, 410010), (195, 382676), (210, 355342), (237, 314860), (260, 287007), (273, 273340), (316, 236145), (346, 215670), (364, 205005), (390, 191338), (395, 188916), (420, 177671), (455, 164004), (474, 157430), (519, 143780), (546, 136670), (553, 134940), (692, 107835), (780, 95669), (790, 94458), (865, 86268), (910, 82002), (948, 78715), (1027, 72660), (1038, 71890), (1092, 68335), (1106, 67470), (1185, 62972), (1211, 61620), (1365, 54668), (1580, 47229), (1659, 44980), (1730, 43134), (1820, 41001), (2054, 36330), (2076, 35945), (2212, 33735), (2249, 33180), (2370, 31486), (2422, 30810), (2595, 28756), (2730, 27334), (2765, 26988), (3081, 24220), (3318, 22490), (3460, 21567), (3633, 20540), (4108, 18165), (4498, 16590), (4740, 15743), (4844, 15405), (5135, 14532), (5190, 14378), (5460, 13667), (5530, 13494), (6055, 12324), (6162, 12110), (6636, 11245), (6747, 11060), (7189, 10380), (7266, 10270), (8295, 8996)]