61018540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:463

約数の個数: 96

約数和(自身を含む): 150958080

約数和(自身を除く): 89939540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 31, 44, 46, 55, 62, 92, 110, 115, 124, 155, 220, 230, 253, 310, 341, 389, 460, 506, 620, 682, 713, 778, 1012, 1265, 1364, 1426, 1556, 1705, 1945, 2530, 2852, 3410, 3565, 3890, 4279, 5060, 6820, 7130, 7780, 7843, 8558, 8947, 12059, 14260, 15686, 17116, 17894, 21395, 24118, 31372, 35788, 39215, 42790, 44735, 48236, 60295, 78430, 85580, 89470, 98417, 120590, 132649, 156860, 178940, 196834, 241180, 265298, 277357, 393668, 492085, 530596, 554714, 663245, 984170, 1109428, 1326490, 1386785, 1968340, 2652980, 2773570, 3050927, 5547140, 6101854, 12203708, 15254635, 30509270, 61018540]

約数ペア:

[(1, 61018540), (2, 30509270), (4, 15254635), (5, 12203708), (10, 6101854), (11, 5547140), (20, 3050927), (22, 2773570), (23, 2652980), (31, 1968340), (44, 1386785), (46, 1326490), (55, 1109428), (62, 984170), (92, 663245), (110, 554714), (115, 530596), (124, 492085), (155, 393668), (220, 277357), (230, 265298), (253, 241180), (310, 196834), (341, 178940), (389, 156860), (460, 132649), (506, 120590), (620, 98417), (682, 89470), (713, 85580), (778, 78430), (1012, 60295), (1265, 48236), (1364, 44735), (1426, 42790), (1556, 39215), (1705, 35788), (1945, 31372), (2530, 24118), (2852, 21395), (3410, 17894), (3565, 17116), (3890, 15686), (4279, 14260), (5060, 12059), (6820, 8947), (7130, 8558), (7780, 7843)]