1254408880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:339

約数の個数: 160

約数和(自身を含む): 3177296640

約数和(自身を除く): 1922887760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 61, 76, 80, 83, 95, 122, 152, 163, 166, 190, 244, 304, 305, 326, 332, 380, 415, 488, 610, 652, 664, 760, 815, 830, 976, 1159, 1220, 1304, 1328, 1520, 1577, 1630, 1660, 2318, 2440, 2608, 3097, 3154, 3260, 3320, 4636, 4880, 5063, 5795, 6194, 6308, 6520, 6640, 7885, 9272, 9943, 10126, 11590, 12388, 12616, 13040, 13529, 15485, 15770, 18544, 19886, 20252, 23180, 24776, 25232, 25315, 27058, 30970, 31540, 39772, 40504, 46360, 49552, 49715, 50630, 54116, 61940, 63080, 67645, 79544, 81008, 92720, 96197, 99430, 101260, 108232, 123880, 126160, 135290, 159088, 188917, 192394, 198860, 202520, 216464, 247760, 257051, 270580, 377834, 384788, 397720, 405040, 480985, 514102, 541160, 755668, 769576, 795440, 825269, 944585, 961970, 1028204, 1082320, 1285255, 1511336, 1539152, 1650538, 1889170, 1923940, 2056408, 2570510, 3022672, 3301076, 3778340, 3847880, 4112816, 4126345, 5141020, 6602152, 7556680, 7695760, 8252690, 10282040, 13204304, 15113360, 15680111, 16505380, 20564080, 31360222, 33010760, 62720444, 66021520, 78400555, 125440888, 156801110, 250881776, 313602220, 627204440, 1254408880]

約数ペア:

[(1, 1254408880), (2, 627204440), (4, 313602220), (5, 250881776), (8, 156801110), (10, 125440888), (16, 78400555), (19, 66021520), (20, 62720444), (38, 33010760), (40, 31360222), (61, 20564080), (76, 16505380), (80, 15680111), (83, 15113360), (95, 13204304), (122, 10282040), (152, 8252690), (163, 7695760), (166, 7556680), (190, 6602152), (244, 5141020), (304, 4126345), (305, 4112816), (326, 3847880), (332, 3778340), (380, 3301076), (415, 3022672), (488, 2570510), (610, 2056408), (652, 1923940), (664, 1889170), (760, 1650538), (815, 1539152), (830, 1511336), (976, 1285255), (1159, 1082320), (1220, 1028204), (1304, 961970), (1328, 944585), (1520, 825269), (1577, 795440), (1630, 769576), (1660, 755668), (2318, 541160), (2440, 514102), (2608, 480985), (3097, 405040), (3154, 397720), (3260, 384788), (3320, 377834), (4636, 270580), (4880, 257051), (5063, 247760), (5795, 216464), (6194, 202520), (6308, 198860), (6520, 192394), (6640, 188917), (7885, 159088), (9272, 135290), (9943, 126160), (10126, 123880), (11590, 108232), (12388, 101260), (12616, 99430), (13040, 96197), (13529, 92720), (15485, 81008), (15770, 79544), (18544, 67645), (19886, 63080), (20252, 61940), (23180, 54116), (24776, 50630), (25232, 49715), (25315, 49552), (27058, 46360), (30970, 40504), (31540, 39772)]