19256334580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{2539}}^1$

素因数の和:2742

約数の個数: 144

約数和(自身を含む): 48159619200

約数和(自身を除く): 28903284620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 71, 98, 109, 140, 142, 196, 218, 245, 284, 355, 436, 490, 497, 545, 710, 763, 980, 994, 1090, 1420, 1526, 1988, 2180, 2485, 2539, 3052, 3479, 3815, 4970, 5078, 5341, 6958, 7630, 7739, 9940, 10156, 10682, 12695, 13916, 15260, 15478, 17395, 17773, 21364, 25390, 26705, 30956, 34790, 35546, 38695, 50780, 53410, 54173, 69580, 71092, 77390, 88865, 106820, 108346, 124411, 154780, 177730, 180269, 216692, 248822, 270865, 276751, 355460, 360538, 379211, 497644, 541730, 553502, 622055, 721076, 758422, 901345, 1083460, 1107004, 1244110, 1261883, 1383755, 1516844, 1802690, 1896055, 1937257, 2488220, 2523766, 2767510, 3605380, 3792110, 3874514, 5047532, 5535020, 6309415, 7584220, 7749028, 8833181, 9686285, 12618830, 13560799, 17666362, 19372570, 19649321, 25237660, 27121598, 35332724, 38745140, 39298642, 44165905, 54243196, 67803995, 78597284, 88331810, 98246605, 135607990, 137545247, 176663620, 196493210, 271215980, 275090494, 392986420, 550180988, 687726235, 962816729, 1375452470, 1925633458, 2750904940, 3851266916, 4814083645, 9628167290, 19256334580]

約数ペア:

[(1, 19256334580), (2, 9628167290), (4, 4814083645), (5, 3851266916), (7, 2750904940), (10, 1925633458), (14, 1375452470), (20, 962816729), (28, 687726235), (35, 550180988), (49, 392986420), (70, 275090494), (71, 271215980), (98, 196493210), (109, 176663620), (140, 137545247), (142, 135607990), (196, 98246605), (218, 88331810), (245, 78597284), (284, 67803995), (355, 54243196), (436, 44165905), (490, 39298642), (497, 38745140), (545, 35332724), (710, 27121598), (763, 25237660), (980, 19649321), (994, 19372570), (1090, 17666362), (1420, 13560799), (1526, 12618830), (1988, 9686285), (2180, 8833181), (2485, 7749028), (2539, 7584220), (3052, 6309415), (3479, 5535020), (3815, 5047532), (4970, 3874514), (5078, 3792110), (5341, 3605380), (6958, 2767510), (7630, 2523766), (7739, 2488220), (9940, 1937257), (10156, 1896055), (10682, 1802690), (12695, 1516844), (13916, 1383755), (15260, 1261883), (15478, 1244110), (17395, 1107004), (17773, 1083460), (21364, 901345), (25390, 758422), (26705, 721076), (30956, 622055), (34790, 553502), (35546, 541730), (38695, 497644), (50780, 379211), (53410, 360538), (54173, 355460), (69580, 276751), (71092, 270865), (77390, 248822), (88865, 216692), (106820, 180269), (108346, 177730), (124411, 154780)]