81983070

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23357}}^1$

素因数の和:23386

約数の個数: 64

約数和(自身を含む): 235448640

約数和(自身を除く): 153465570

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 23357, 46714, 70071, 116785, 140142, 210213, 233570, 303641, 350355, 420426, 607282, 630639, 700710, 910923, 1051065, 1261278, 1518205, 1821846, 2102130, 2732769, 3036410, 3153195, 4554615, 5465538, 6306390, 8198307, 9109230, 13663845, 16396614, 27327690, 40991535, 81983070]

約数ペア:

[(1, 81983070), (2, 40991535), (3, 27327690), (5, 16396614), (6, 13663845), (9, 9109230), (10, 8198307), (13, 6306390), (15, 5465538), (18, 4554615), (26, 3153195), (27, 3036410), (30, 2732769), (39, 2102130), (45, 1821846), (54, 1518205), (65, 1261278), (78, 1051065), (90, 910923), (117, 700710), (130, 630639), (135, 607282), (195, 420426), (234, 350355), (270, 303641), (351, 233570), (390, 210213), (585, 140142), (702, 116785), (1170, 70071), (1755, 46714), (3510, 23357)]