30722440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{971}}^1$

素因数の和:1102

約数の個数: 64

約数和(自身を含む): 79781760

約数和(自身を除く): 49059320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 452, 565, 791, 904, 971, 1130, 1582, 1942, 2260, 3164, 3884, 3955, 4520, 4855, 6328, 6797, 7768, 7910, 9710, 13594, 15820, 19420, 27188, 31640, 33985, 38840, 54376, 67970, 109723, 135940, 219446, 271880, 438892, 548615, 768061, 877784, 1097230, 1536122, 2194460, 3072244, 3840305, 4388920, 6144488, 7680610, 15361220, 30722440]

約数ペア:

[(1, 30722440), (2, 15361220), (4, 7680610), (5, 6144488), (7, 4388920), (8, 3840305), (10, 3072244), (14, 2194460), (20, 1536122), (28, 1097230), (35, 877784), (40, 768061), (56, 548615), (70, 438892), (113, 271880), (140, 219446), (226, 135940), (280, 109723), (452, 67970), (565, 54376), (791, 38840), (904, 33985), (971, 31640), (1130, 27188), (1582, 19420), (1942, 15820), (2260, 13594), (3164, 9710), (3884, 7910), (3955, 7768), (4520, 6797), (4855, 6328)]