281627351680

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{59393}}^1$

素因数の和:59682

約数の個数: 128

約数和(自身を含む): 697903257600

約数和(自身を除く): 416275905920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 239, 248, 310, 320, 478, 496, 620, 640, 956, 992, 1195, 1240, 1912, 1984, 2390, 2480, 3824, 3968, 4780, 4960, 7409, 7648, 9560, 9920, 14818, 15296, 19120, 19840, 29636, 30592, 37045, 38240, 59272, 59393, 74090, 76480, 118544, 118786, 148180, 152960, 237088, 237572, 296360, 296965, 474176, 475144, 592720, 593930, 948352, 950288, 1185440, 1187860, 1841183, 1900576, 2370880, 2375720, 3682366, 3801152, 4741760, 4751440, 7364732, 7602304, 9205915, 9502880, 14194927, 14729464, 18411830, 19005760, 28389854, 29458928, 36823660, 38011520, 56779708, 58917856, 70974635, 73647320, 113559416, 117835712, 141949270, 147294640, 227118832, 235671424, 283898540, 294589280, 440042737, 454237664, 567797080, 589178560, 880085474, 908475328, 1135594160, 1178357120, 1760170948, 1816950656, 2200213685, 2271188320, 3520341896, 4400427370, 4542376640, 7040683792, 8800854740, 9084753280, 14081367584, 17601709480, 28162735168, 35203418960, 56325470336, 70406837920, 140813675840, 281627351680]

約数ペア:

[(1, 281627351680), (2, 140813675840), (4, 70406837920), (5, 56325470336), (8, 35203418960), (10, 28162735168), (16, 17601709480), (20, 14081367584), (31, 9084753280), (32, 8800854740), (40, 7040683792), (62, 4542376640), (64, 4400427370), (80, 3520341896), (124, 2271188320), (128, 2200213685), (155, 1816950656), (160, 1760170948), (239, 1178357120), (248, 1135594160), (310, 908475328), (320, 880085474), (478, 589178560), (496, 567797080), (620, 454237664), (640, 440042737), (956, 294589280), (992, 283898540), (1195, 235671424), (1240, 227118832), (1912, 147294640), (1984, 141949270), (2390, 117835712), (2480, 113559416), (3824, 73647320), (3968, 70974635), (4780, 58917856), (4960, 56779708), (7409, 38011520), (7648, 36823660), (9560, 29458928), (9920, 28389854), (14818, 19005760), (15296, 18411830), (19120, 14729464), (19840, 14194927), (29636, 9502880), (30592, 9205915), (37045, 7602304), (38240, 7364732), (59272, 4751440), (59393, 4741760), (74090, 3801152), (76480, 3682366), (118544, 2375720), (118786, 2370880), (148180, 1900576), (152960, 1841183), (237088, 1187860), (237572, 1185440), (296360, 950288), (296965, 948352), (474176, 593930), (475144, 592720)]