80861040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:248

約数の個数: 240

約数和(自身を含む): 299793312

約数和(自身を除く): 218932272

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 53, 60, 65, 72, 78, 80, 90, 104, 106, 117, 120, 130, 144, 156, 159, 163, 180, 195, 208, 212, 234, 240, 260, 265, 312, 318, 326, 360, 390, 424, 468, 477, 489, 520, 530, 585, 624, 636, 652, 689, 720, 780, 795, 815, 848, 936, 954, 978, 1040, 1060, 1170, 1272, 1304, 1378, 1467, 1560, 1590, 1630, 1872, 1908, 1956, 2067, 2119, 2120, 2340, 2385, 2445, 2544, 2608, 2756, 2934, 3120, 3180, 3260, 3445, 3816, 3912, 4134, 4238, 4240, 4680, 4770, 4890, 5512, 5868, 6201, 6357, 6360, 6520, 6890, 7335, 7632, 7824, 8268, 8476, 8639, 9360, 9540, 9780, 10335, 10595, 11024, 11736, 12402, 12714, 12720, 13040, 13780, 14670, 16536, 16952, 17278, 19071, 19080, 19560, 20670, 21190, 23472, 24804, 25428, 25917, 27560, 29340, 31005, 31785, 33072, 33904, 34556, 38142, 38160, 39120, 41340, 42380, 43195, 49608, 50856, 51834, 55120, 58680, 62010, 63570, 69112, 76284, 77751, 82680, 84760, 86390, 95355, 99216, 101712, 103668, 112307, 117360, 124020, 127140, 129585, 138224, 152568, 155502, 165360, 169520, 172780, 190710, 207336, 224614, 248040, 254280, 259170, 305136, 311004, 336921, 345560, 381420, 388755, 414672, 449228, 496080, 508560, 518340, 561535, 622008, 673842, 691120, 762840, 777510, 898456, 1010763, 1036680, 1123070, 1244016, 1347684, 1525680, 1555020, 1684605, 1796912, 2021526, 2073360, 2246140, 2695368, 3110040, 3369210, 4043052, 4492280, 5053815, 5390736, 6220080, 6738420, 8086104, 8984560, 10107630, 13476840, 16172208, 20215260, 26953680, 40430520, 80861040]

約数ペア:

[(1, 80861040), (2, 40430520), (3, 26953680), (4, 20215260), (5, 16172208), (6, 13476840), (8, 10107630), (9, 8984560), (10, 8086104), (12, 6738420), (13, 6220080), (15, 5390736), (16, 5053815), (18, 4492280), (20, 4043052), (24, 3369210), (26, 3110040), (30, 2695368), (36, 2246140), (39, 2073360), (40, 2021526), (45, 1796912), (48, 1684605), (52, 1555020), (53, 1525680), (60, 1347684), (65, 1244016), (72, 1123070), (78, 1036680), (80, 1010763), (90, 898456), (104, 777510), (106, 762840), (117, 691120), (120, 673842), (130, 622008), (144, 561535), (156, 518340), (159, 508560), (163, 496080), (180, 449228), (195, 414672), (208, 388755), (212, 381420), (234, 345560), (240, 336921), (260, 311004), (265, 305136), (312, 259170), (318, 254280), (326, 248040), (360, 224614), (390, 207336), (424, 190710), (468, 172780), (477, 169520), (489, 165360), (520, 155502), (530, 152568), (585, 138224), (624, 129585), (636, 127140), (652, 124020), (689, 117360), (720, 112307), (780, 103668), (795, 101712), (815, 99216), (848, 95355), (936, 86390), (954, 84760), (978, 82680), (1040, 77751), (1060, 76284), (1170, 69112), (1272, 63570), (1304, 62010), (1378, 58680), (1467, 55120), (1560, 51834), (1590, 50856), (1630, 49608), (1872, 43195), (1908, 42380), (1956, 41340), (2067, 39120), (2119, 38160), (2120, 38142), (2340, 34556), (2385, 33904), (2445, 33072), (2544, 31785), (2608, 31005), (2756, 29340), (2934, 27560), (3120, 25917), (3180, 25428), (3260, 24804), (3445, 23472), (3816, 21190), (3912, 20670), (4134, 19560), (4238, 19080), (4240, 19071), (4680, 17278), (4770, 16952), (4890, 16536), (5512, 14670), (5868, 13780), (6201, 13040), (6357, 12720), (6360, 12714), (6520, 12402), (6890, 11736), (7335, 11024), (7632, 10595), (7824, 10335), (8268, 9780), (8476, 9540), (8639, 9360)]