680392020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8663}}^1$

素因数の和:8710

約数の個数: 192

約数和(自身を含む): 2515193856

約数和(自身を除く): 1834801836

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 17, 20, 21, 22, 28, 30, 33, 34, 35, 42, 44, 51, 55, 60, 66, 68, 70, 77, 84, 85, 102, 105, 110, 119, 132, 140, 154, 165, 170, 187, 204, 210, 220, 231, 238, 255, 308, 330, 340, 357, 374, 385, 420, 462, 476, 510, 561, 595, 660, 714, 748, 770, 924, 935, 1020, 1122, 1155, 1190, 1309, 1428, 1540, 1785, 1870, 2244, 2310, 2380, 2618, 2805, 3570, 3740, 3927, 4620, 5236, 5610, 6545, 7140, 7854, 8663, 11220, 13090, 15708, 17326, 19635, 25989, 26180, 34652, 39270, 43315, 51978, 60641, 78540, 86630, 95293, 103956, 121282, 129945, 147271, 173260, 181923, 190586, 242564, 259890, 285879, 294542, 303205, 363846, 381172, 441813, 476465, 519780, 571758, 589084, 606410, 667051, 727692, 736355, 883626, 909615, 952930, 1030897, 1143516, 1212820, 1334102, 1429395, 1472710, 1619981, 1767252, 1819230, 1905860, 2001153, 2061794, 2209065, 2668204, 2858790, 2945420, 3092691, 3239962, 3335255, 3638460, 4002306, 4123588, 4418130, 4859943, 5154485, 5717580, 6185382, 6479924, 6670510, 8004612, 8099905, 8836260, 9719886, 10005765, 10308970, 11339867, 12370764, 13341020, 15463455, 16199810, 19439772, 20011530, 20617940, 22679734, 24299715, 30926910, 32399620, 34019601, 40023060, 45359468, 48599430, 56699335, 61853820, 68039202, 97198860, 113398670, 136078404, 170098005, 226797340, 340196010, 680392020]

約数ペア:

[(1, 680392020), (2, 340196010), (3, 226797340), (4, 170098005), (5, 136078404), (6, 113398670), (7, 97198860), (10, 68039202), (11, 61853820), (12, 56699335), (14, 48599430), (15, 45359468), (17, 40023060), (20, 34019601), (21, 32399620), (22, 30926910), (28, 24299715), (30, 22679734), (33, 20617940), (34, 20011530), (35, 19439772), (42, 16199810), (44, 15463455), (51, 13341020), (55, 12370764), (60, 11339867), (66, 10308970), (68, 10005765), (70, 9719886), (77, 8836260), (84, 8099905), (85, 8004612), (102, 6670510), (105, 6479924), (110, 6185382), (119, 5717580), (132, 5154485), (140, 4859943), (154, 4418130), (165, 4123588), (170, 4002306), (187, 3638460), (204, 3335255), (210, 3239962), (220, 3092691), (231, 2945420), (238, 2858790), (255, 2668204), (308, 2209065), (330, 2061794), (340, 2001153), (357, 1905860), (374, 1819230), (385, 1767252), (420, 1619981), (462, 1472710), (476, 1429395), (510, 1334102), (561, 1212820), (595, 1143516), (660, 1030897), (714, 952930), (748, 909615), (770, 883626), (924, 736355), (935, 727692), (1020, 667051), (1122, 606410), (1155, 589084), (1190, 571758), (1309, 519780), (1428, 476465), (1540, 441813), (1785, 381172), (1870, 363846), (2244, 303205), (2310, 294542), (2380, 285879), (2618, 259890), (2805, 242564), (3570, 190586), (3740, 181923), (3927, 173260), (4620, 147271), (5236, 129945), (5610, 121282), (6545, 103956), (7140, 95293), (7854, 86630), (8663, 78540), (11220, 60641), (13090, 51978), (15708, 43315), (17326, 39270), (19635, 34652), (25989, 26180)]