221244768

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{24781}}^1$

素因数の和:24828

約数の個数: 72

約数和(自身を含む): 649486656

約数和(自身を除く): 428241888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 24781, 49562, 74343, 99124, 148686, 198248, 223029, 297372, 396496, 446058, 594744, 768211, 792992, 892116, 1189488, 1536422, 1784232, 2304633, 2378976, 3072844, 3568464, 4609266, 6145688, 6913899, 7136928, 9218532, 12291376, 13827798, 18437064, 24582752, 27655596, 36874128, 55311192, 73748256, 110622384, 221244768]

約数ペア:

[(1, 221244768), (2, 110622384), (3, 73748256), (4, 55311192), (6, 36874128), (8, 27655596), (9, 24582752), (12, 18437064), (16, 13827798), (18, 12291376), (24, 9218532), (31, 7136928), (32, 6913899), (36, 6145688), (48, 4609266), (62, 3568464), (72, 3072844), (93, 2378976), (96, 2304633), (124, 1784232), (144, 1536422), (186, 1189488), (248, 892116), (279, 792992), (288, 768211), (372, 594744), (496, 446058), (558, 396496), (744, 297372), (992, 223029), (1116, 198248), (1488, 148686), (2232, 99124), (2976, 74343), (4464, 49562), (8928, 24781)]