67942980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{53923}}^1$

素因数の和:53945

約数の個数: 72

約数和(自身を含む): 235540032

約数和(自身を除く): 167597052

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 53923, 107846, 161769, 215692, 269615, 323538, 377461, 485307, 539230, 647076, 754922, 808845, 970614, 1078460, 1132383, 1509844, 1617690, 1887305, 1941228, 2264766, 2426535, 3235380, 3397149, 3774610, 4529532, 4853070, 5661915, 6794298, 7549220, 9706140, 11323830, 13588596, 16985745, 22647660, 33971490, 67942980]

約数ペア:

[(1, 67942980), (2, 33971490), (3, 22647660), (4, 16985745), (5, 13588596), (6, 11323830), (7, 9706140), (9, 7549220), (10, 6794298), (12, 5661915), (14, 4853070), (15, 4529532), (18, 3774610), (20, 3397149), (21, 3235380), (28, 2426535), (30, 2264766), (35, 1941228), (36, 1887305), (42, 1617690), (45, 1509844), (60, 1132383), (63, 1078460), (70, 970614), (84, 808845), (90, 754922), (105, 647076), (126, 539230), (140, 485307), (180, 377461), (210, 323538), (252, 269615), (315, 215692), (420, 161769), (630, 107846), (1260, 53923)]