15721937680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{107449}}^1$

素因数の和:107552

約数の個数: 80

約数和(自身を含む): 38372544000

約数和(自身を除く): 22650606320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 59, 62, 80, 118, 124, 155, 236, 248, 295, 310, 472, 496, 590, 620, 944, 1180, 1240, 1829, 2360, 2480, 3658, 4720, 7316, 9145, 14632, 18290, 29264, 36580, 73160, 107449, 146320, 214898, 429796, 537245, 859592, 1074490, 1719184, 2148980, 3330919, 4297960, 6339491, 6661838, 8595920, 12678982, 13323676, 16654595, 25357964, 26647352, 31697455, 33309190, 50715928, 53294704, 63394910, 66618380, 101431856, 126789820, 133236760, 196524221, 253579640, 266473520, 393048442, 507159280, 786096884, 982621105, 1572193768, 1965242210, 3144387536, 3930484420, 7860968840, 15721937680]

約数ペア:

[(1, 15721937680), (2, 7860968840), (4, 3930484420), (5, 3144387536), (8, 1965242210), (10, 1572193768), (16, 982621105), (20, 786096884), (31, 507159280), (40, 393048442), (59, 266473520), (62, 253579640), (80, 196524221), (118, 133236760), (124, 126789820), (155, 101431856), (236, 66618380), (248, 63394910), (295, 53294704), (310, 50715928), (472, 33309190), (496, 31697455), (590, 26647352), (620, 25357964), (944, 16654595), (1180, 13323676), (1240, 12678982), (1829, 8595920), (2360, 6661838), (2480, 6339491), (3658, 4297960), (4720, 3330919), (7316, 2148980), (9145, 1719184), (14632, 1074490), (18290, 859592), (29264, 537245), (36580, 429796), (73160, 214898), (107449, 146320)]