15877320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 51891840

約数和(自身を除く): 36014520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 43, 51, 60, 68, 85, 86, 102, 120, 129, 136, 170, 172, 181, 204, 215, 255, 258, 340, 344, 362, 408, 430, 510, 516, 543, 645, 680, 724, 731, 860, 905, 1020, 1032, 1086, 1290, 1448, 1462, 1720, 1810, 2040, 2172, 2193, 2580, 2715, 2924, 3077, 3620, 3655, 4344, 4386, 5160, 5430, 5848, 6154, 7240, 7310, 7783, 8772, 9231, 10860, 10965, 12308, 14620, 15385, 15566, 17544, 18462, 21720, 21930, 23349, 24616, 29240, 30770, 31132, 36924, 38915, 43860, 46155, 46698, 61540, 62264, 73848, 77830, 87720, 92310, 93396, 116745, 123080, 132311, 155660, 184620, 186792, 233490, 264622, 311320, 369240, 396933, 466980, 529244, 661555, 793866, 933960, 1058488, 1323110, 1587732, 1984665, 2646220, 3175464, 3969330, 5292440, 7938660, 15877320]

約数ペア:

[(1, 15877320), (2, 7938660), (3, 5292440), (4, 3969330), (5, 3175464), (6, 2646220), (8, 1984665), (10, 1587732), (12, 1323110), (15, 1058488), (17, 933960), (20, 793866), (24, 661555), (30, 529244), (34, 466980), (40, 396933), (43, 369240), (51, 311320), (60, 264622), (68, 233490), (85, 186792), (86, 184620), (102, 155660), (120, 132311), (129, 123080), (136, 116745), (170, 93396), (172, 92310), (181, 87720), (204, 77830), (215, 73848), (255, 62264), (258, 61540), (340, 46698), (344, 46155), (362, 43860), (408, 38915), (430, 36924), (510, 31132), (516, 30770), (543, 29240), (645, 24616), (680, 23349), (724, 21930), (731, 21720), (860, 18462), (905, 17544), (1020, 15566), (1032, 15385), (1086, 14620), (1290, 12308), (1448, 10965), (1462, 10860), (1720, 9231), (1810, 8772), (2040, 7783), (2172, 7310), (2193, 7240), (2580, 6154), (2715, 5848), (2924, 5430), (3077, 5160), (3620, 4386), (3655, 4344)]