66974940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1373}}^1$

素因数の和:1659

約数の個数: 72

約数和(自身を含む): 204055488

約数和(自身を除く): 137080548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 271, 542, 813, 1084, 1355, 1373, 1626, 2439, 2710, 2746, 3252, 4065, 4119, 4878, 5420, 5492, 6865, 8130, 8238, 9756, 12195, 12357, 13730, 16260, 16476, 20595, 24390, 24714, 27460, 41190, 48780, 49428, 61785, 82380, 123570, 247140, 372083, 744166, 1116249, 1488332, 1860415, 2232498, 3348747, 3720830, 4464996, 5581245, 6697494, 7441660, 11162490, 13394988, 16743735, 22324980, 33487470, 66974940]

約数ペア:

[(1, 66974940), (2, 33487470), (3, 22324980), (4, 16743735), (5, 13394988), (6, 11162490), (9, 7441660), (10, 6697494), (12, 5581245), (15, 4464996), (18, 3720830), (20, 3348747), (30, 2232498), (36, 1860415), (45, 1488332), (60, 1116249), (90, 744166), (180, 372083), (271, 247140), (542, 123570), (813, 82380), (1084, 61785), (1355, 49428), (1373, 48780), (1626, 41190), (2439, 27460), (2710, 24714), (2746, 24390), (3252, 20595), (4065, 16476), (4119, 16260), (4878, 13730), (5420, 12357), (5492, 12195), (6865, 9756), (8130, 8238)]