20154937410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{46471}}^1$

素因数の和:46624

約数の個数: 96

約数和(自身を含む): 53937262080

約数和(自身を除く): 33782324670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 79, 90, 122, 158, 183, 237, 305, 366, 395, 474, 549, 610, 711, 790, 915, 1098, 1185, 1422, 1830, 2370, 2745, 3555, 4819, 5490, 7110, 9638, 14457, 24095, 28914, 43371, 46471, 48190, 72285, 86742, 92942, 139413, 144570, 216855, 232355, 278826, 418239, 433710, 464710, 697065, 836478, 1394130, 2091195, 2834731, 3671209, 4182390, 5669462, 7342418, 8504193, 11013627, 14173655, 17008386, 18356045, 22027254, 25512579, 28347310, 33040881, 36712090, 42520965, 51025158, 55068135, 66081762, 85041930, 110136270, 127562895, 165204405, 223943749, 255125790, 330408810, 447887498, 671831247, 1119718745, 1343662494, 2015493741, 2239437490, 3359156235, 4030987482, 6718312470, 10077468705, 20154937410]

約数ペア:

[(1, 20154937410), (2, 10077468705), (3, 6718312470), (5, 4030987482), (6, 3359156235), (9, 2239437490), (10, 2015493741), (15, 1343662494), (18, 1119718745), (30, 671831247), (45, 447887498), (61, 330408810), (79, 255125790), (90, 223943749), (122, 165204405), (158, 127562895), (183, 110136270), (237, 85041930), (305, 66081762), (366, 55068135), (395, 51025158), (474, 42520965), (549, 36712090), (610, 33040881), (711, 28347310), (790, 25512579), (915, 22027254), (1098, 18356045), (1185, 17008386), (1422, 14173655), (1830, 11013627), (2370, 8504193), (2745, 7342418), (3555, 5669462), (4819, 4182390), (5490, 3671209), (7110, 2834731), (9638, 2091195), (14457, 1394130), (24095, 836478), (28914, 697065), (43371, 464710), (46471, 433710), (48190, 418239), (72285, 278826), (86742, 232355), (92942, 216855), (139413, 144570)]