87288880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:263

約数の個数: 160

約数和(自身を含む): 251662464

約数和(自身を除く): 164373584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 53, 56, 68, 70, 80, 85, 106, 112, 119, 136, 140, 170, 173, 212, 238, 265, 272, 280, 340, 346, 371, 424, 476, 530, 560, 595, 680, 692, 742, 848, 865, 901, 952, 1060, 1190, 1211, 1360, 1384, 1484, 1730, 1802, 1855, 1904, 2120, 2380, 2422, 2768, 2941, 2968, 3460, 3604, 3710, 4240, 4505, 4760, 4844, 5882, 5936, 6055, 6307, 6920, 7208, 7420, 9010, 9169, 9520, 9688, 11764, 12110, 12614, 13840, 14416, 14705, 14840, 18020, 18338, 19376, 20587, 23528, 24220, 25228, 29410, 29680, 31535, 36040, 36676, 41174, 45845, 47056, 48440, 50456, 58820, 63070, 64183, 72080, 73352, 82348, 91690, 96880, 100912, 102935, 117640, 126140, 128366, 146704, 155873, 164696, 183380, 205870, 235280, 252280, 256732, 311746, 320915, 329392, 366760, 411740, 504560, 513464, 623492, 641830, 733520, 779365, 823480, 1026928, 1091111, 1246984, 1283660, 1558730, 1646960, 2182222, 2493968, 2567320, 3117460, 4364444, 5134640, 5455555, 6234920, 8728888, 10911110, 12469840, 17457776, 21822220, 43644440, 87288880]

約数ペア:

[(1, 87288880), (2, 43644440), (4, 21822220), (5, 17457776), (7, 12469840), (8, 10911110), (10, 8728888), (14, 6234920), (16, 5455555), (17, 5134640), (20, 4364444), (28, 3117460), (34, 2567320), (35, 2493968), (40, 2182222), (53, 1646960), (56, 1558730), (68, 1283660), (70, 1246984), (80, 1091111), (85, 1026928), (106, 823480), (112, 779365), (119, 733520), (136, 641830), (140, 623492), (170, 513464), (173, 504560), (212, 411740), (238, 366760), (265, 329392), (272, 320915), (280, 311746), (340, 256732), (346, 252280), (371, 235280), (424, 205870), (476, 183380), (530, 164696), (560, 155873), (595, 146704), (680, 128366), (692, 126140), (742, 117640), (848, 102935), (865, 100912), (901, 96880), (952, 91690), (1060, 82348), (1190, 73352), (1211, 72080), (1360, 64183), (1384, 63070), (1484, 58820), (1730, 50456), (1802, 48440), (1855, 47056), (1904, 45845), (2120, 41174), (2380, 36676), (2422, 36040), (2768, 31535), (2941, 29680), (2968, 29410), (3460, 25228), (3604, 24220), (3710, 23528), (4240, 20587), (4505, 19376), (4760, 18338), (4844, 18020), (5882, 14840), (5936, 14705), (6055, 14416), (6307, 13840), (6920, 12614), (7208, 12110), (7420, 11764), (9010, 9688), (9169, 9520)]