64521540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{373}}^1$

素因数の和:450

約数の個数: 108

約数和(自身を含む): 202774572

約数和(自身を除く): 138253032

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 373, 465, 558, 620, 746, 930, 961, 1116, 1119, 1395, 1492, 1860, 1865, 1922, 2238, 2790, 2883, 3357, 3730, 3844, 4476, 4805, 5580, 5595, 5766, 6714, 7460, 8649, 9610, 11190, 11532, 11563, 13428, 14415, 16785, 17298, 19220, 22380, 23126, 28830, 33570, 34596, 34689, 43245, 46252, 57660, 57815, 67140, 69378, 86490, 104067, 115630, 138756, 172980, 173445, 208134, 231260, 346890, 358453, 416268, 520335, 693780, 716906, 1040670, 1075359, 1433812, 1792265, 2081340, 2150718, 3226077, 3584530, 4301436, 5376795, 6452154, 7169060, 10753590, 12904308, 16130385, 21507180, 32260770, 64521540]

約数ペア:

[(1, 64521540), (2, 32260770), (3, 21507180), (4, 16130385), (5, 12904308), (6, 10753590), (9, 7169060), (10, 6452154), (12, 5376795), (15, 4301436), (18, 3584530), (20, 3226077), (30, 2150718), (31, 2081340), (36, 1792265), (45, 1433812), (60, 1075359), (62, 1040670), (90, 716906), (93, 693780), (124, 520335), (155, 416268), (180, 358453), (186, 346890), (279, 231260), (310, 208134), (372, 173445), (373, 172980), (465, 138756), (558, 115630), (620, 104067), (746, 86490), (930, 69378), (961, 67140), (1116, 57815), (1119, 57660), (1395, 46252), (1492, 43245), (1860, 34689), (1865, 34596), (1922, 33570), (2238, 28830), (2790, 23126), (2883, 22380), (3357, 19220), (3730, 17298), (3844, 16785), (4476, 14415), (4805, 13428), (5580, 11563), (5595, 11532), (5766, 11190), (6714, 9610), (7460, 8649)]