23217180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 77565600

約数和(自身を除く): 54348420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 53, 60, 70, 84, 98, 105, 106, 140, 147, 149, 159, 196, 210, 212, 245, 265, 294, 298, 318, 371, 420, 447, 490, 530, 588, 596, 636, 735, 742, 745, 795, 894, 980, 1043, 1060, 1113, 1470, 1484, 1490, 1590, 1788, 1855, 2086, 2226, 2235, 2597, 2940, 2980, 3129, 3180, 3710, 4172, 4452, 4470, 5194, 5215, 5565, 6258, 7301, 7420, 7791, 7897, 8940, 10388, 10430, 11130, 12516, 12985, 14602, 15582, 15645, 15794, 20860, 21903, 22260, 23691, 25970, 29204, 31164, 31290, 31588, 36505, 38955, 39485, 43806, 47382, 51940, 55279, 62580, 73010, 77910, 78970, 87612, 94764, 109515, 110558, 118455, 146020, 155820, 157940, 165837, 219030, 221116, 236910, 276395, 331674, 386953, 438060, 473820, 552790, 663348, 773906, 829185, 1105580, 1160859, 1547812, 1658370, 1934765, 2321718, 3316740, 3869530, 4643436, 5804295, 7739060, 11608590, 23217180]

約数ペア:

[(1, 23217180), (2, 11608590), (3, 7739060), (4, 5804295), (5, 4643436), (6, 3869530), (7, 3316740), (10, 2321718), (12, 1934765), (14, 1658370), (15, 1547812), (20, 1160859), (21, 1105580), (28, 829185), (30, 773906), (35, 663348), (42, 552790), (49, 473820), (53, 438060), (60, 386953), (70, 331674), (84, 276395), (98, 236910), (105, 221116), (106, 219030), (140, 165837), (147, 157940), (149, 155820), (159, 146020), (196, 118455), (210, 110558), (212, 109515), (245, 94764), (265, 87612), (294, 78970), (298, 77910), (318, 73010), (371, 62580), (420, 55279), (447, 51940), (490, 47382), (530, 43806), (588, 39485), (596, 38955), (636, 36505), (735, 31588), (742, 31290), (745, 31164), (795, 29204), (894, 25970), (980, 23691), (1043, 22260), (1060, 21903), (1113, 20860), (1470, 15794), (1484, 15645), (1490, 15582), (1590, 14602), (1788, 12985), (1855, 12516), (2086, 11130), (2226, 10430), (2235, 10388), (2597, 8940), (2940, 7897), (2980, 7791), (3129, 7420), (3180, 7301), (3710, 6258), (4172, 5565), (4452, 5215), (4470, 5194)]