71261640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{65983}}^1$

素因数の和:66003

約数の個数: 64

約数和(自身を含む): 237542400

約数和(自身を除く): 166280760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 65983, 131966, 197949, 263932, 329915, 395898, 527864, 593847, 659830, 791796, 989745, 1187694, 1319660, 1583592, 1781541, 1979490, 2375388, 2639320, 2969235, 3563082, 3958980, 4750776, 5938470, 7126164, 7917960, 8907705, 11876940, 14252328, 17815410, 23753880, 35630820, 71261640]

約数ペア:

[(1, 71261640), (2, 35630820), (3, 23753880), (4, 17815410), (5, 14252328), (6, 11876940), (8, 8907705), (9, 7917960), (10, 7126164), (12, 5938470), (15, 4750776), (18, 3958980), (20, 3563082), (24, 2969235), (27, 2639320), (30, 2375388), (36, 1979490), (40, 1781541), (45, 1583592), (54, 1319660), (60, 1187694), (72, 989745), (90, 791796), (108, 659830), (120, 593847), (135, 527864), (180, 395898), (216, 329915), (270, 263932), (360, 197949), (540, 131966), (1080, 65983)]