210968730

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1303}}^1$

素因数の和:1580

約数の個数: 96

約数和(自身を含む): 629800704

約数和(自身を除く): 418831974

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 257, 315, 514, 630, 771, 1285, 1303, 1542, 1799, 2313, 2570, 2606, 3598, 3855, 3909, 4626, 5397, 6515, 7710, 7818, 8995, 9121, 10794, 11565, 11727, 13030, 16191, 17990, 18242, 19545, 23130, 23454, 26985, 27363, 32382, 39090, 45605, 53970, 54726, 58635, 80955, 82089, 91210, 117270, 136815, 161910, 164178, 273630, 334871, 410445, 669742, 820890, 1004613, 1674355, 2009226, 2344097, 3013839, 3348710, 4688194, 5023065, 6027678, 7032291, 10046130, 11720485, 14064582, 15069195, 21096873, 23440970, 30138390, 35161455, 42193746, 70322910, 105484365, 210968730]

約数ペア:

[(1, 210968730), (2, 105484365), (3, 70322910), (5, 42193746), (6, 35161455), (7, 30138390), (9, 23440970), (10, 21096873), (14, 15069195), (15, 14064582), (18, 11720485), (21, 10046130), (30, 7032291), (35, 6027678), (42, 5023065), (45, 4688194), (63, 3348710), (70, 3013839), (90, 2344097), (105, 2009226), (126, 1674355), (210, 1004613), (257, 820890), (315, 669742), (514, 410445), (630, 334871), (771, 273630), (1285, 164178), (1303, 161910), (1542, 136815), (1799, 117270), (2313, 91210), (2570, 82089), (2606, 80955), (3598, 58635), (3855, 54726), (3909, 53970), (4626, 45605), (5397, 39090), (6515, 32382), (7710, 27363), (7818, 26985), (8995, 23454), (9121, 23130), (10794, 19545), (11565, 18242), (11727, 17990), (13030, 16191)]