29731240

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{197}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 85536000

約数和(自身を除く): 55804760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 197, 220, 245, 280, 308, 343, 385, 392, 394, 440, 490, 539, 616, 686, 770, 788, 980, 985, 1078, 1372, 1379, 1540, 1576, 1715, 1960, 1970, 2156, 2167, 2695, 2744, 2758, 3080, 3430, 3773, 3940, 4312, 4334, 5390, 5516, 6860, 6895, 7546, 7880, 8668, 9653, 10780, 10835, 11032, 13720, 13790, 15092, 15169, 17336, 18865, 19306, 21560, 21670, 27580, 30184, 30338, 37730, 38612, 43340, 48265, 55160, 60676, 67571, 75460, 75845, 77224, 86680, 96530, 106183, 121352, 135142, 150920, 151690, 193060, 212366, 270284, 303380, 337855, 386120, 424732, 530915, 540568, 606760, 675710, 743281, 849464, 1061830, 1351420, 1486562, 2123660, 2702840, 2973124, 3716405, 4247320, 5946248, 7432810, 14865620, 29731240]

約数ペア:

[(1, 29731240), (2, 14865620), (4, 7432810), (5, 5946248), (7, 4247320), (8, 3716405), (10, 2973124), (11, 2702840), (14, 2123660), (20, 1486562), (22, 1351420), (28, 1061830), (35, 849464), (40, 743281), (44, 675710), (49, 606760), (55, 540568), (56, 530915), (70, 424732), (77, 386120), (88, 337855), (98, 303380), (110, 270284), (140, 212366), (154, 193060), (196, 151690), (197, 150920), (220, 135142), (245, 121352), (280, 106183), (308, 96530), (343, 86680), (385, 77224), (392, 75845), (394, 75460), (440, 67571), (490, 60676), (539, 55160), (616, 48265), (686, 43340), (770, 38612), (788, 37730), (980, 30338), (985, 30184), (1078, 27580), (1372, 21670), (1379, 21560), (1540, 19306), (1576, 18865), (1715, 17336), (1960, 15169), (1970, 15092), (2156, 13790), (2167, 13720), (2695, 11032), (2744, 10835), (2758, 10780), (3080, 9653), (3430, 8668), (3773, 7880), (3940, 7546), (4312, 6895), (4334, 6860), (5390, 5516)]