248690280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:220

約数の個数: 192

約数和(自身を含む): 811658880

約数和(自身を除く): 562968600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 71, 85, 101, 102, 120, 136, 142, 170, 202, 204, 213, 255, 284, 289, 303, 340, 355, 404, 408, 426, 505, 510, 568, 578, 606, 680, 710, 808, 852, 867, 1010, 1020, 1065, 1156, 1207, 1212, 1420, 1445, 1515, 1704, 1717, 1734, 2020, 2040, 2130, 2312, 2414, 2424, 2840, 2890, 3030, 3434, 3468, 3621, 4040, 4260, 4335, 4828, 5151, 5780, 6035, 6060, 6868, 6936, 7171, 7242, 8520, 8585, 8670, 9656, 10302, 11560, 12070, 12120, 13736, 14342, 14484, 17170, 17340, 18105, 20519, 20604, 21513, 24140, 25755, 28684, 28968, 29189, 34340, 34680, 35855, 36210, 41038, 41208, 43026, 48280, 51510, 57368, 58378, 61557, 68680, 71710, 72420, 82076, 86052, 87567, 102595, 103020, 107565, 116756, 121907, 123114, 143420, 144840, 145945, 164152, 172104, 175134, 205190, 206040, 215130, 233512, 243814, 246228, 286840, 291890, 307785, 350268, 365721, 410380, 430260, 437835, 487628, 492456, 583780, 609535, 615570, 700536, 731442, 820760, 860520, 875670, 975256, 1167560, 1219070, 1231140, 1462884, 1751340, 1828605, 2072419, 2438140, 2462280, 2925768, 3502680, 3657210, 4144838, 4876280, 6217257, 7314420, 8289676, 10362095, 12434514, 14628840, 16579352, 20724190, 24869028, 31086285, 41448380, 49738056, 62172570, 82896760, 124345140, 248690280]

約数ペア:

[(1, 248690280), (2, 124345140), (3, 82896760), (4, 62172570), (5, 49738056), (6, 41448380), (8, 31086285), (10, 24869028), (12, 20724190), (15, 16579352), (17, 14628840), (20, 12434514), (24, 10362095), (30, 8289676), (34, 7314420), (40, 6217257), (51, 4876280), (60, 4144838), (68, 3657210), (71, 3502680), (85, 2925768), (101, 2462280), (102, 2438140), (120, 2072419), (136, 1828605), (142, 1751340), (170, 1462884), (202, 1231140), (204, 1219070), (213, 1167560), (255, 975256), (284, 875670), (289, 860520), (303, 820760), (340, 731442), (355, 700536), (404, 615570), (408, 609535), (426, 583780), (505, 492456), (510, 487628), (568, 437835), (578, 430260), (606, 410380), (680, 365721), (710, 350268), (808, 307785), (852, 291890), (867, 286840), (1010, 246228), (1020, 243814), (1065, 233512), (1156, 215130), (1207, 206040), (1212, 205190), (1420, 175134), (1445, 172104), (1515, 164152), (1704, 145945), (1717, 144840), (1734, 143420), (2020, 123114), (2040, 121907), (2130, 116756), (2312, 107565), (2414, 103020), (2424, 102595), (2840, 87567), (2890, 86052), (3030, 82076), (3434, 72420), (3468, 71710), (3621, 68680), (4040, 61557), (4260, 58378), (4335, 57368), (4828, 51510), (5151, 48280), (5780, 43026), (6035, 41208), (6060, 41038), (6868, 36210), (6936, 35855), (7171, 34680), (7242, 34340), (8520, 29189), (8585, 28968), (8670, 28684), (9656, 25755), (10302, 24140), (11560, 21513), (12070, 20604), (12120, 20519), (13736, 18105), (14342, 17340), (14484, 17170)]