90672660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38749}}^1$

素因数の和:38777

約数の個数: 72

約数和(自身を含む): 296205000

約数和(自身を除く): 205532340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 38749, 77498, 116247, 154996, 193745, 232494, 348741, 387490, 464988, 503737, 581235, 697482, 774980, 1007474, 1162470, 1394964, 1511211, 1743705, 2014948, 2324940, 2518685, 3022422, 3487410, 4533633, 5037370, 6044844, 6974820, 7556055, 9067266, 10074740, 15112110, 18134532, 22668165, 30224220, 45336330, 90672660]

約数ペア:

[(1, 90672660), (2, 45336330), (3, 30224220), (4, 22668165), (5, 18134532), (6, 15112110), (9, 10074740), (10, 9067266), (12, 7556055), (13, 6974820), (15, 6044844), (18, 5037370), (20, 4533633), (26, 3487410), (30, 3022422), (36, 2518685), (39, 2324940), (45, 2014948), (52, 1743705), (60, 1511211), (65, 1394964), (78, 1162470), (90, 1007474), (117, 774980), (130, 697482), (156, 581235), (180, 503737), (195, 464988), (234, 387490), (260, 348741), (390, 232494), (468, 193745), (585, 154996), (780, 116247), (1170, 77498), (2340, 38749)]