220710080

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1171}}^1$

素因数の和:1238

約数の個数: 112

約数和(自身を含む): 571560960

約数和(自身を除く): 350850880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 320, 380, 496, 589, 608, 620, 760, 992, 1171, 1178, 1216, 1240, 1520, 1984, 2342, 2356, 2480, 2945, 3040, 4684, 4712, 4960, 5855, 5890, 6080, 9368, 9424, 9920, 11710, 11780, 18736, 18848, 22249, 23420, 23560, 36301, 37472, 37696, 44498, 46840, 47120, 72602, 74944, 88996, 93680, 94240, 111245, 145204, 177992, 181505, 187360, 188480, 222490, 290408, 355984, 363010, 374720, 444980, 580816, 689719, 711968, 726020, 889960, 1161632, 1379438, 1423936, 1452040, 1779920, 2323264, 2758876, 2904080, 3448595, 3559840, 5517752, 5808160, 6897190, 7119680, 11035504, 11616320, 13794380, 22071008, 27588760, 44142016, 55177520, 110355040, 220710080]

約数ペア:

[(1, 220710080), (2, 110355040), (4, 55177520), (5, 44142016), (8, 27588760), (10, 22071008), (16, 13794380), (19, 11616320), (20, 11035504), (31, 7119680), (32, 6897190), (38, 5808160), (40, 5517752), (62, 3559840), (64, 3448595), (76, 2904080), (80, 2758876), (95, 2323264), (124, 1779920), (152, 1452040), (155, 1423936), (160, 1379438), (190, 1161632), (248, 889960), (304, 726020), (310, 711968), (320, 689719), (380, 580816), (496, 444980), (589, 374720), (608, 363010), (620, 355984), (760, 290408), (992, 222490), (1171, 188480), (1178, 187360), (1216, 181505), (1240, 177992), (1520, 145204), (1984, 111245), (2342, 94240), (2356, 93680), (2480, 88996), (2945, 74944), (3040, 72602), (4684, 47120), (4712, 46840), (4960, 44498), (5855, 37696), (5890, 37472), (6080, 36301), (9368, 23560), (9424, 23420), (9920, 22249), (11710, 18848), (11780, 18736)]