887821920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2399}}^1$

素因数の和:2677

約数の個数: 144

約数和(自身を含む): 3042748800

約数和(自身を除く): 2154926880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 257, 288, 360, 480, 514, 720, 771, 1028, 1285, 1440, 1542, 2056, 2313, 2399, 2570, 3084, 3855, 4112, 4626, 4798, 5140, 6168, 7197, 7710, 8224, 9252, 9596, 10280, 11565, 11995, 12336, 14394, 15420, 18504, 19192, 20560, 21591, 23130, 23990, 24672, 28788, 30840, 35985, 37008, 38384, 41120, 43182, 46260, 47980, 57576, 61680, 71970, 74016, 76768, 86364, 92520, 95960, 107955, 115152, 123360, 143940, 172728, 185040, 191920, 215910, 230304, 287880, 345456, 370080, 383840, 431820, 575760, 616543, 690912, 863640, 1151520, 1233086, 1727280, 1849629, 2466172, 3082715, 3454560, 3699258, 4932344, 5548887, 6165430, 7398516, 9248145, 9864688, 11097774, 12330860, 14797032, 18496290, 19729376, 22195548, 24661720, 27744435, 29594064, 36992580, 44391096, 49323440, 55488870, 59188128, 73985160, 88782192, 98646880, 110977740, 147970320, 177564384, 221955480, 295940640, 443910960, 887821920]

約数ペア:

[(1, 887821920), (2, 443910960), (3, 295940640), (4, 221955480), (5, 177564384), (6, 147970320), (8, 110977740), (9, 98646880), (10, 88782192), (12, 73985160), (15, 59188128), (16, 55488870), (18, 49323440), (20, 44391096), (24, 36992580), (30, 29594064), (32, 27744435), (36, 24661720), (40, 22195548), (45, 19729376), (48, 18496290), (60, 14797032), (72, 12330860), (80, 11097774), (90, 9864688), (96, 9248145), (120, 7398516), (144, 6165430), (160, 5548887), (180, 4932344), (240, 3699258), (257, 3454560), (288, 3082715), (360, 2466172), (480, 1849629), (514, 1727280), (720, 1233086), (771, 1151520), (1028, 863640), (1285, 690912), (1440, 616543), (1542, 575760), (2056, 431820), (2313, 383840), (2399, 370080), (2570, 345456), (3084, 287880), (3855, 230304), (4112, 215910), (4626, 191920), (4798, 185040), (5140, 172728), (6168, 143940), (7197, 123360), (7710, 115152), (8224, 107955), (9252, 95960), (9596, 92520), (10280, 86364), (11565, 76768), (11995, 74016), (12336, 71970), (14394, 61680), (15420, 57576), (18504, 47980), (19192, 46260), (20560, 43182), (21591, 41120), (23130, 38384), (23990, 37008), (24672, 35985), (28788, 30840)]