213110820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1493}}^1$

素因数の和:1582

約数の個数: 144

約数和(自身を含む): 708048432

約数和(自身を除く): 494937612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 61, 65, 78, 90, 117, 122, 130, 156, 180, 183, 195, 234, 244, 260, 305, 366, 390, 468, 549, 585, 610, 732, 780, 793, 915, 1098, 1170, 1220, 1493, 1586, 1830, 2196, 2340, 2379, 2745, 2986, 3172, 3660, 3965, 4479, 4758, 5490, 5972, 7137, 7465, 7930, 8958, 9516, 10980, 11895, 13437, 14274, 14930, 15860, 17916, 19409, 22395, 23790, 26874, 28548, 29860, 35685, 38818, 44790, 47580, 53748, 58227, 67185, 71370, 77636, 89580, 91073, 97045, 116454, 134370, 142740, 174681, 182146, 194090, 232908, 268740, 273219, 291135, 349362, 364292, 388180, 455365, 546438, 582270, 698724, 819657, 873405, 910730, 1092876, 1164540, 1183949, 1366095, 1639314, 1746810, 1821460, 2367898, 2732190, 3278628, 3493620, 3551847, 4098285, 4735796, 5464380, 5919745, 7103694, 8196570, 10655541, 11839490, 14207388, 16393140, 17759235, 21311082, 23678980, 35518470, 42622164, 53277705, 71036940, 106555410, 213110820]

約数ペア:

[(1, 213110820), (2, 106555410), (3, 71036940), (4, 53277705), (5, 42622164), (6, 35518470), (9, 23678980), (10, 21311082), (12, 17759235), (13, 16393140), (15, 14207388), (18, 11839490), (20, 10655541), (26, 8196570), (30, 7103694), (36, 5919745), (39, 5464380), (45, 4735796), (52, 4098285), (60, 3551847), (61, 3493620), (65, 3278628), (78, 2732190), (90, 2367898), (117, 1821460), (122, 1746810), (130, 1639314), (156, 1366095), (180, 1183949), (183, 1164540), (195, 1092876), (234, 910730), (244, 873405), (260, 819657), (305, 698724), (366, 582270), (390, 546438), (468, 455365), (549, 388180), (585, 364292), (610, 349362), (732, 291135), (780, 273219), (793, 268740), (915, 232908), (1098, 194090), (1170, 182146), (1220, 174681), (1493, 142740), (1586, 134370), (1830, 116454), (2196, 97045), (2340, 91073), (2379, 89580), (2745, 77636), (2986, 71370), (3172, 67185), (3660, 58227), (3965, 53748), (4479, 47580), (4758, 44790), (5490, 38818), (5972, 35685), (7137, 29860), (7465, 28548), (7930, 26874), (8958, 23790), (9516, 22395), (10980, 19409), (11895, 17916), (13437, 15860), (14274, 14930)]