81260130

素因数分解:

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

素因数の和:233

約数の個数: 128

約数和(自身を含む): 233280000

約数和(自身を除く): 152019870

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 53, 70, 98, 105, 106, 147, 149, 159, 210, 245, 265, 294, 298, 318, 343, 371, 447, 490, 530, 686, 735, 742, 745, 795, 894, 1029, 1043, 1113, 1470, 1490, 1590, 1715, 1855, 2058, 2086, 2226, 2235, 2597, 3129, 3430, 3710, 4470, 5145, 5194, 5215, 5565, 6258, 7301, 7791, 7897, 10290, 10430, 11130, 12985, 14602, 15582, 15645, 15794, 18179, 21903, 23691, 25970, 31290, 36358, 36505, 38955, 39485, 43806, 47382, 51107, 54537, 55279, 73010, 77910, 78970, 90895, 102214, 109074, 109515, 110558, 118455, 153321, 165837, 181790, 219030, 236910, 255535, 272685, 276395, 306642, 331674, 386953, 511070, 545370, 552790, 766605, 773906, 829185, 1160859, 1533210, 1658370, 1934765, 2321718, 2708671, 3869530, 5417342, 5804295, 8126013, 11608590, 13543355, 16252026, 27086710, 40630065, 81260130]

約数ペア:

[(1, 81260130), (2, 40630065), (3, 27086710), (5, 16252026), (6, 13543355), (7, 11608590), (10, 8126013), (14, 5804295), (15, 5417342), (21, 3869530), (30, 2708671), (35, 2321718), (42, 1934765), (49, 1658370), (53, 1533210), (70, 1160859), (98, 829185), (105, 773906), (106, 766605), (147, 552790), (149, 545370), (159, 511070), (210, 386953), (245, 331674), (265, 306642), (294, 276395), (298, 272685), (318, 255535), (343, 236910), (371, 219030), (447, 181790), (490, 165837), (530, 153321), (686, 118455), (735, 110558), (742, 109515), (745, 109074), (795, 102214), (894, 90895), (1029, 78970), (1043, 77910), (1113, 73010), (1470, 55279), (1490, 54537), (1590, 51107), (1715, 47382), (1855, 43806), (2058, 39485), (2086, 38955), (2226, 36505), (2235, 36358), (2597, 31290), (3129, 25970), (3430, 23691), (3710, 21903), (4470, 18179), (5145, 15794), (5194, 15645), (5215, 15582), (5565, 14602), (6258, 12985), (7301, 11130), (7791, 10430), (7897, 10290)]