42980220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1$

素因数の和:681

約数の個数: 120

約数和(自身を含む): 138189744

約数和(自身を除く): 95209524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 81, 86, 90, 108, 129, 135, 162, 172, 180, 215, 258, 270, 324, 387, 405, 430, 516, 540, 617, 645, 774, 810, 860, 1161, 1234, 1290, 1548, 1620, 1851, 1935, 2322, 2468, 2580, 3085, 3483, 3702, 3870, 4644, 5553, 5805, 6170, 6966, 7404, 7740, 9255, 11106, 11610, 12340, 13932, 16659, 17415, 18510, 22212, 23220, 26531, 27765, 33318, 34830, 37020, 49977, 53062, 55530, 66636, 69660, 79593, 83295, 99954, 106124, 111060, 132655, 159186, 166590, 199908, 238779, 249885, 265310, 318372, 333180, 397965, 477558, 499770, 530620, 716337, 795930, 955116, 999540, 1193895, 1432674, 1591860, 2149011, 2387790, 2865348, 3581685, 4298022, 4775580, 7163370, 8596044, 10745055, 14326740, 21490110, 42980220]

約数ペア:

[(1, 42980220), (2, 21490110), (3, 14326740), (4, 10745055), (5, 8596044), (6, 7163370), (9, 4775580), (10, 4298022), (12, 3581685), (15, 2865348), (18, 2387790), (20, 2149011), (27, 1591860), (30, 1432674), (36, 1193895), (43, 999540), (45, 955116), (54, 795930), (60, 716337), (81, 530620), (86, 499770), (90, 477558), (108, 397965), (129, 333180), (135, 318372), (162, 265310), (172, 249885), (180, 238779), (215, 199908), (258, 166590), (270, 159186), (324, 132655), (387, 111060), (405, 106124), (430, 99954), (516, 83295), (540, 79593), (617, 69660), (645, 66636), (774, 55530), (810, 53062), (860, 49977), (1161, 37020), (1234, 34830), (1290, 33318), (1548, 27765), (1620, 26531), (1851, 23220), (1935, 22212), (2322, 18510), (2468, 17415), (2580, 16659), (3085, 13932), (3483, 12340), (3702, 11610), (3870, 11106), (4644, 9255), (5553, 7740), (5805, 7404), (6170, 6966)]