621728760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{8237}}^1$

素因数の和:8305

約数の個数: 128

約数和(自身を含む): 2028525120

約数和(自身を除く): 1406796360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 37, 40, 51, 60, 68, 74, 85, 102, 111, 120, 136, 148, 170, 185, 204, 222, 255, 296, 340, 370, 408, 444, 510, 555, 629, 680, 740, 888, 1020, 1110, 1258, 1480, 1887, 2040, 2220, 2516, 3145, 3774, 4440, 5032, 6290, 7548, 8237, 9435, 12580, 15096, 16474, 18870, 24711, 25160, 32948, 37740, 41185, 49422, 65896, 75480, 82370, 98844, 123555, 140029, 164740, 197688, 247110, 280058, 304769, 329480, 420087, 494220, 560116, 609538, 700145, 840174, 914307, 988440, 1120232, 1219076, 1400290, 1523845, 1680348, 1828614, 2100435, 2438152, 2800580, 3047690, 3360696, 3657228, 4200870, 4571535, 5181073, 5601160, 6095380, 7314456, 8401740, 9143070, 10362146, 12190760, 15543219, 16803480, 18286140, 20724292, 25905365, 31086438, 36572280, 41448584, 51810730, 62172876, 77716095, 103621460, 124345752, 155432190, 207242920, 310864380, 621728760]

約数ペア:

[(1, 621728760), (2, 310864380), (3, 207242920), (4, 155432190), (5, 124345752), (6, 103621460), (8, 77716095), (10, 62172876), (12, 51810730), (15, 41448584), (17, 36572280), (20, 31086438), (24, 25905365), (30, 20724292), (34, 18286140), (37, 16803480), (40, 15543219), (51, 12190760), (60, 10362146), (68, 9143070), (74, 8401740), (85, 7314456), (102, 6095380), (111, 5601160), (120, 5181073), (136, 4571535), (148, 4200870), (170, 3657228), (185, 3360696), (204, 3047690), (222, 2800580), (255, 2438152), (296, 2100435), (340, 1828614), (370, 1680348), (408, 1523845), (444, 1400290), (510, 1219076), (555, 1120232), (629, 988440), (680, 914307), (740, 840174), (888, 700145), (1020, 609538), (1110, 560116), (1258, 494220), (1480, 420087), (1887, 329480), (2040, 304769), (2220, 280058), (2516, 247110), (3145, 197688), (3774, 164740), (4440, 140029), (5032, 123555), (6290, 98844), (7548, 82370), (8237, 75480), (9435, 65896), (12580, 49422), (15096, 41185), (16474, 37740), (18870, 32948), (24711, 25160)]