680940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:128

約数の個数: 96

約数和(自身を含む): 2304960

約数和(自身を除く): 1624020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 97, 108, 117, 130, 135, 156, 180, 194, 195, 234, 260, 270, 291, 351, 388, 390, 468, 485, 540, 582, 585, 702, 780, 873, 970, 1164, 1170, 1261, 1404, 1455, 1746, 1755, 1940, 2340, 2522, 2619, 2910, 3492, 3510, 3783, 4365, 5044, 5238, 5820, 6305, 7020, 7566, 8730, 10476, 11349, 12610, 13095, 15132, 17460, 18915, 22698, 25220, 26190, 34047, 37830, 45396, 52380, 56745, 68094, 75660, 113490, 136188, 170235, 226980, 340470, 680940]

約数ペア:

[(1, 680940), (2, 340470), (3, 226980), (4, 170235), (5, 136188), (6, 113490), (9, 75660), (10, 68094), (12, 56745), (13, 52380), (15, 45396), (18, 37830), (20, 34047), (26, 26190), (27, 25220), (30, 22698), (36, 18915), (39, 17460), (45, 15132), (52, 13095), (54, 12610), (60, 11349), (65, 10476), (78, 8730), (90, 7566), (97, 7020), (108, 6305), (117, 5820), (130, 5238), (135, 5044), (156, 4365), (180, 3783), (194, 3510), (195, 3492), (234, 2910), (260, 2619), (270, 2522), (291, 2340), (351, 1940), (388, 1755), (390, 1746), (468, 1455), (485, 1404), (540, 1261), (582, 1170), (585, 1164), (702, 970), (780, 873)]