2643677140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:522

約数の個数: 144

約数和(自身を含む): 6430415040

約数和(自身を除く): 3786737900

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 139, 169, 170, 221, 260, 278, 331, 338, 340, 442, 556, 662, 676, 695, 845, 884, 1105, 1324, 1390, 1655, 1690, 1807, 2210, 2363, 2780, 2873, 3310, 3380, 3614, 4303, 4420, 4726, 5627, 5746, 6620, 7228, 8606, 9035, 9452, 11254, 11492, 11815, 14365, 17212, 18070, 21515, 22508, 23491, 23630, 28135, 28730, 30719, 36140, 43030, 46009, 46982, 47260, 55939, 56270, 57460, 61438, 73151, 86060, 92018, 93964, 111878, 112540, 117455, 122876, 146302, 153595, 184036, 223756, 230045, 234910, 279695, 292604, 307190, 365755, 399347, 460090, 469820, 559390, 598117, 614380, 731510, 782153, 798694, 920180, 950963, 1118780, 1196234, 1463020, 1564306, 1597388, 1901926, 1996735, 2392468, 2990585, 3128612, 3803852, 3910765, 3993470, 4754815, 5981170, 7775521, 7821530, 7986940, 9509630, 10167989, 11962340, 15551042, 15643060, 19019260, 20335978, 31102084, 38877605, 40671956, 50839945, 77755210, 101679890, 132183857, 155510420, 203359780, 264367714, 528735428, 660919285, 1321838570, 2643677140]

約数ペア:

[(1, 2643677140), (2, 1321838570), (4, 660919285), (5, 528735428), (10, 264367714), (13, 203359780), (17, 155510420), (20, 132183857), (26, 101679890), (34, 77755210), (52, 50839945), (65, 40671956), (68, 38877605), (85, 31102084), (130, 20335978), (139, 19019260), (169, 15643060), (170, 15551042), (221, 11962340), (260, 10167989), (278, 9509630), (331, 7986940), (338, 7821530), (340, 7775521), (442, 5981170), (556, 4754815), (662, 3993470), (676, 3910765), (695, 3803852), (845, 3128612), (884, 2990585), (1105, 2392468), (1324, 1996735), (1390, 1901926), (1655, 1597388), (1690, 1564306), (1807, 1463020), (2210, 1196234), (2363, 1118780), (2780, 950963), (2873, 920180), (3310, 798694), (3380, 782153), (3614, 731510), (4303, 614380), (4420, 598117), (4726, 559390), (5627, 469820), (5746, 460090), (6620, 399347), (7228, 365755), (8606, 307190), (9035, 292604), (9452, 279695), (11254, 234910), (11492, 230045), (11815, 223756), (14365, 184036), (17212, 153595), (18070, 146302), (21515, 122876), (22508, 117455), (23491, 112540), (23630, 111878), (28135, 93964), (28730, 92018), (30719, 86060), (36140, 73151), (43030, 61438), (46009, 57460), (46982, 56270), (47260, 55939)]