252741510

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:507

約数の個数: 144

約数和(自身を含む): 770829696

約数和(自身を除く): 518088186

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 223, 245, 257, 294, 315, 441, 446, 490, 514, 630, 669, 735, 771, 882, 1115, 1285, 1338, 1470, 1542, 1561, 1799, 2007, 2205, 2230, 2313, 2570, 3122, 3345, 3598, 3855, 4014, 4410, 4626, 4683, 5397, 6690, 7710, 7805, 8995, 9366, 10035, 10794, 10927, 11565, 12593, 14049, 15610, 16191, 17990, 20070, 21854, 23130, 23415, 25186, 26985, 28098, 32382, 32781, 37779, 46830, 53970, 54635, 57311, 62965, 65562, 70245, 75558, 80955, 98343, 109270, 113337, 114622, 125930, 140490, 161910, 163905, 171933, 188895, 196686, 226674, 286555, 327810, 343866, 377790, 401177, 491715, 515799, 566685, 573110, 802354, 859665, 983430, 1031598, 1133370, 1203531, 1719330, 2005885, 2407062, 2578995, 2808239, 3610593, 4011770, 5157990, 5616478, 6017655, 7221186, 8424717, 12035310, 14041195, 16849434, 18052965, 25274151, 28082390, 36105930, 42123585, 50548302, 84247170, 126370755, 252741510]

約数ペア:

[(1, 252741510), (2, 126370755), (3, 84247170), (5, 50548302), (6, 42123585), (7, 36105930), (9, 28082390), (10, 25274151), (14, 18052965), (15, 16849434), (18, 14041195), (21, 12035310), (30, 8424717), (35, 7221186), (42, 6017655), (45, 5616478), (49, 5157990), (63, 4011770), (70, 3610593), (90, 2808239), (98, 2578995), (105, 2407062), (126, 2005885), (147, 1719330), (210, 1203531), (223, 1133370), (245, 1031598), (257, 983430), (294, 859665), (315, 802354), (441, 573110), (446, 566685), (490, 515799), (514, 491715), (630, 401177), (669, 377790), (735, 343866), (771, 327810), (882, 286555), (1115, 226674), (1285, 196686), (1338, 188895), (1470, 171933), (1542, 163905), (1561, 161910), (1799, 140490), (2007, 125930), (2205, 114622), (2230, 113337), (2313, 109270), (2570, 98343), (3122, 80955), (3345, 75558), (3598, 70245), (3855, 65562), (4014, 62965), (4410, 57311), (4626, 54635), (4683, 53970), (5397, 46830), (6690, 37779), (7710, 32781), (7805, 32382), (8995, 28098), (9366, 26985), (10035, 25186), (10794, 23415), (10927, 23130), (11565, 21854), (12593, 20070), (14049, 17990), (15610, 16191)]