772542320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{28319}}^1$

素因数の和:28374

約数の個数: 80

約数和(自身を含む): 2022727680

約数和(自身を除く): 1250185360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 5456, 6820, 13640, 27280, 28319, 56638, 113276, 141595, 226552, 283190, 311509, 453104, 566380, 623018, 877889, 1132760, 1246036, 1557545, 1755778, 2265520, 2492072, 3115090, 3511556, 4389445, 4984144, 6230180, 7023112, 8778890, 9656779, 12460360, 14046224, 17557780, 19313558, 24920720, 35115560, 38627116, 48283895, 70231120, 77254232, 96567790, 154508464, 193135580, 386271160, 772542320]

約数ペア:

[(1, 772542320), (2, 386271160), (4, 193135580), (5, 154508464), (8, 96567790), (10, 77254232), (11, 70231120), (16, 48283895), (20, 38627116), (22, 35115560), (31, 24920720), (40, 19313558), (44, 17557780), (55, 14046224), (62, 12460360), (80, 9656779), (88, 8778890), (110, 7023112), (124, 6230180), (155, 4984144), (176, 4389445), (220, 3511556), (248, 3115090), (310, 2492072), (341, 2265520), (440, 1755778), (496, 1557545), (620, 1246036), (682, 1132760), (880, 877889), (1240, 623018), (1364, 566380), (1705, 453104), (2480, 311509), (2728, 283190), (3410, 226552), (5456, 141595), (6820, 113276), (13640, 56638), (27280, 28319)]