7744762240

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{9521}}^1$

素因数の和:9612

約数の個数: 128

約数和(自身を含む): 19580279040

約数和(自身を除く): 11835516800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 64, 80, 82, 124, 128, 155, 160, 164, 205, 248, 310, 320, 328, 410, 496, 620, 640, 656, 820, 992, 1240, 1271, 1312, 1640, 1984, 2480, 2542, 2624, 3280, 3968, 4960, 5084, 5248, 6355, 6560, 9521, 9920, 10168, 12710, 13120, 19042, 19840, 20336, 25420, 26240, 38084, 40672, 47605, 50840, 76168, 81344, 95210, 101680, 152336, 162688, 190420, 203360, 295151, 304672, 380840, 390361, 406720, 590302, 609344, 761680, 780722, 813440, 1180604, 1218688, 1475755, 1523360, 1561444, 1951805, 2361208, 2951510, 3046720, 3122888, 3903610, 4722416, 5903020, 6093440, 6245776, 7807220, 9444832, 11806040, 12101191, 12491552, 15614440, 18889664, 23612080, 24202382, 24983104, 31228880, 37779328, 47224160, 48404764, 49966208, 60505955, 62457760, 94448320, 96809528, 121011910, 124915520, 188896640, 193619056, 242023820, 249831040, 387238112, 484047640, 774476224, 968095280, 1548952448, 1936190560, 3872381120, 7744762240]

約数ペア:

[(1, 7744762240), (2, 3872381120), (4, 1936190560), (5, 1548952448), (8, 968095280), (10, 774476224), (16, 484047640), (20, 387238112), (31, 249831040), (32, 242023820), (40, 193619056), (41, 188896640), (62, 124915520), (64, 121011910), (80, 96809528), (82, 94448320), (124, 62457760), (128, 60505955), (155, 49966208), (160, 48404764), (164, 47224160), (205, 37779328), (248, 31228880), (310, 24983104), (320, 24202382), (328, 23612080), (410, 18889664), (496, 15614440), (620, 12491552), (640, 12101191), (656, 11806040), (820, 9444832), (992, 7807220), (1240, 6245776), (1271, 6093440), (1312, 5903020), (1640, 4722416), (1984, 3903610), (2480, 3122888), (2542, 3046720), (2624, 2951510), (3280, 2361208), (3968, 1951805), (4960, 1561444), (5084, 1523360), (5248, 1475755), (6355, 1218688), (6560, 1180604), (9521, 813440), (9920, 780722), (10168, 761680), (12710, 609344), (13120, 590302), (19042, 406720), (19840, 390361), (20336, 380840), (25420, 304672), (26240, 295151), (38084, 203360), (40672, 190420), (47605, 162688), (50840, 152336), (76168, 101680), (81344, 95210)]