1554339920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3797}}^1$

素因数の和:3877

約数の個数: 160

約数和(自身を含む): 4475927808

約数和(自身を除く): 2921587888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 43, 56, 68, 70, 80, 85, 86, 112, 119, 136, 140, 170, 172, 215, 238, 272, 280, 301, 340, 344, 430, 476, 560, 595, 602, 680, 688, 731, 860, 952, 1190, 1204, 1360, 1462, 1505, 1720, 1904, 2380, 2408, 2924, 3010, 3440, 3655, 3797, 4760, 4816, 5117, 5848, 6020, 7310, 7594, 9520, 10234, 11696, 12040, 14620, 15188, 18985, 20468, 24080, 25585, 26579, 29240, 30376, 37970, 40936, 51170, 53158, 58480, 60752, 64549, 75940, 81872, 102340, 106316, 129098, 132895, 151880, 163271, 204680, 212632, 258196, 265790, 303760, 322745, 326542, 409360, 425264, 451843, 516392, 531580, 645490, 653084, 816355, 903686, 1032784, 1063160, 1142897, 1290980, 1306168, 1632710, 1807372, 2126320, 2259215, 2285794, 2581960, 2612336, 2775607, 3265420, 3614744, 4518430, 4571588, 5163920, 5551214, 5714485, 6530840, 7229488, 9036860, 9143176, 11102428, 11428970, 13061680, 13878035, 18073720, 18286352, 19429249, 22204856, 22857940, 27756070, 36147440, 38858498, 44409712, 45715880, 55512140, 77716996, 91431760, 97146245, 111024280, 155433992, 194292490, 222048560, 310867984, 388584980, 777169960, 1554339920]

約数ペア:

[(1, 1554339920), (2, 777169960), (4, 388584980), (5, 310867984), (7, 222048560), (8, 194292490), (10, 155433992), (14, 111024280), (16, 97146245), (17, 91431760), (20, 77716996), (28, 55512140), (34, 45715880), (35, 44409712), (40, 38858498), (43, 36147440), (56, 27756070), (68, 22857940), (70, 22204856), (80, 19429249), (85, 18286352), (86, 18073720), (112, 13878035), (119, 13061680), (136, 11428970), (140, 11102428), (170, 9143176), (172, 9036860), (215, 7229488), (238, 6530840), (272, 5714485), (280, 5551214), (301, 5163920), (340, 4571588), (344, 4518430), (430, 3614744), (476, 3265420), (560, 2775607), (595, 2612336), (602, 2581960), (680, 2285794), (688, 2259215), (731, 2126320), (860, 1807372), (952, 1632710), (1190, 1306168), (1204, 1290980), (1360, 1142897), (1462, 1063160), (1505, 1032784), (1720, 903686), (1904, 816355), (2380, 653084), (2408, 645490), (2924, 531580), (3010, 516392), (3440, 451843), (3655, 425264), (3797, 409360), (4760, 326542), (4816, 322745), (5117, 303760), (5848, 265790), (6020, 258196), (7310, 212632), (7594, 204680), (9520, 163271), (10234, 151880), (11696, 132895), (12040, 129098), (14620, 106316), (15188, 102340), (18985, 81872), (20468, 75940), (24080, 64549), (25585, 60752), (26579, 58480), (29240, 53158), (30376, 51170), (37970, 40936)]