781070940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{333791}}^1$

素因数の和:333819

約数の個数: 72

約数和(自身を含む): 2551506048

約数和(自身を除く): 1770435108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 333791, 667582, 1001373, 1335164, 1668955, 2002746, 3004119, 3337910, 4005492, 4339283, 5006865, 6008238, 6675820, 8678566, 10013730, 12016476, 13017849, 15020595, 17357132, 20027460, 21696415, 26035698, 30041190, 39053547, 43392830, 52071396, 60082380, 65089245, 78107094, 86785660, 130178490, 156214188, 195267735, 260356980, 390535470, 781070940]

約数ペア:

[(1, 781070940), (2, 390535470), (3, 260356980), (4, 195267735), (5, 156214188), (6, 130178490), (9, 86785660), (10, 78107094), (12, 65089245), (13, 60082380), (15, 52071396), (18, 43392830), (20, 39053547), (26, 30041190), (30, 26035698), (36, 21696415), (39, 20027460), (45, 17357132), (52, 15020595), (60, 13017849), (65, 12016476), (78, 10013730), (90, 8678566), (117, 6675820), (130, 6008238), (156, 5006865), (180, 4339283), (195, 4005492), (234, 3337910), (260, 3004119), (390, 2002746), (468, 1668955), (585, 1335164), (780, 1001373), (1170, 667582), (2340, 333791)]