161940168

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{571}}^1$

素因数の和:700

約数の個数: 128

約数和(自身を含む): 490089600

約数和(自身を除く): 328149432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 101, 104, 108, 117, 156, 202, 216, 234, 303, 312, 351, 404, 468, 571, 606, 702, 808, 909, 936, 1142, 1212, 1313, 1404, 1713, 1818, 2284, 2424, 2626, 2727, 2808, 3426, 3636, 3939, 4568, 5139, 5252, 5454, 6852, 7272, 7423, 7878, 10278, 10504, 10908, 11817, 13704, 14846, 15417, 15756, 20556, 21816, 22269, 23634, 29692, 30834, 31512, 35451, 41112, 44538, 47268, 57671, 59384, 61668, 66807, 70902, 89076, 94536, 115342, 123336, 133614, 141804, 173013, 178152, 200421, 230684, 267228, 283608, 346026, 400842, 461368, 519039, 534456, 692052, 749723, 801684, 1038078, 1384104, 1499446, 1557117, 1603368, 2076156, 2249169, 2998892, 3114234, 4152312, 4498338, 5997784, 6228468, 6747507, 8996676, 12456936, 13495014, 17993352, 20242521, 26990028, 40485042, 53980056, 80970084, 161940168]

約数ペア:

[(1, 161940168), (2, 80970084), (3, 53980056), (4, 40485042), (6, 26990028), (8, 20242521), (9, 17993352), (12, 13495014), (13, 12456936), (18, 8996676), (24, 6747507), (26, 6228468), (27, 5997784), (36, 4498338), (39, 4152312), (52, 3114234), (54, 2998892), (72, 2249169), (78, 2076156), (101, 1603368), (104, 1557117), (108, 1499446), (117, 1384104), (156, 1038078), (202, 801684), (216, 749723), (234, 692052), (303, 534456), (312, 519039), (351, 461368), (404, 400842), (468, 346026), (571, 283608), (606, 267228), (702, 230684), (808, 200421), (909, 178152), (936, 173013), (1142, 141804), (1212, 133614), (1313, 123336), (1404, 115342), (1713, 94536), (1818, 89076), (2284, 70902), (2424, 66807), (2626, 61668), (2727, 59384), (2808, 57671), (3426, 47268), (3636, 44538), (3939, 41112), (4568, 35451), (5139, 31512), (5252, 30834), (5454, 29692), (6852, 23634), (7272, 22269), (7423, 21816), (7878, 20556), (10278, 15756), (10504, 15417), (10908, 14846), (11817, 13704)]