90945680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{307}}^1$

素因数の和:373

約数の個数: 120

約数和(自身を含む): 253442112

約数和(自身を除く): 162496432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 307, 322, 368, 460, 529, 560, 614, 644, 805, 920, 1058, 1228, 1288, 1535, 1610, 1840, 2116, 2149, 2456, 2576, 2645, 3070, 3220, 3703, 4232, 4298, 4912, 5290, 6140, 6440, 7061, 7406, 8464, 8596, 10580, 10745, 12280, 12880, 14122, 14812, 17192, 18515, 21160, 21490, 24560, 28244, 29624, 34384, 35305, 37030, 42320, 42980, 49427, 56488, 59248, 70610, 74060, 85960, 98854, 112976, 141220, 148120, 162403, 171920, 197708, 247135, 282440, 296240, 324806, 395416, 494270, 564880, 649612, 790832, 812015, 988540, 1136821, 1299224, 1624030, 1977080, 2273642, 2598448, 3248060, 3954160, 4547284, 5684105, 6496120, 9094568, 11368210, 12992240, 18189136, 22736420, 45472840, 90945680]

約数ペア:

[(1, 90945680), (2, 45472840), (4, 22736420), (5, 18189136), (7, 12992240), (8, 11368210), (10, 9094568), (14, 6496120), (16, 5684105), (20, 4547284), (23, 3954160), (28, 3248060), (35, 2598448), (40, 2273642), (46, 1977080), (56, 1624030), (70, 1299224), (80, 1136821), (92, 988540), (112, 812015), (115, 790832), (140, 649612), (161, 564880), (184, 494270), (230, 395416), (280, 324806), (307, 296240), (322, 282440), (368, 247135), (460, 197708), (529, 171920), (560, 162403), (614, 148120), (644, 141220), (805, 112976), (920, 98854), (1058, 85960), (1228, 74060), (1288, 70610), (1535, 59248), (1610, 56488), (1840, 49427), (2116, 42980), (2149, 42320), (2456, 37030), (2576, 35305), (2645, 34384), (3070, 29624), (3220, 28244), (3703, 24560), (4232, 21490), (4298, 21160), (4912, 18515), (5290, 17192), (6140, 14812), (6440, 14122), (7061, 12880), (7406, 12280), (8464, 10745), (8596, 10580)]