680056740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{18077}}^1$

素因数の和:18122

約数の個数: 144

約数和(自身を含む): 2368941120

約数和(自身を除く): 1688884380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 836, 855, 990, 1045, 1140, 1254, 1710, 1881, 1980, 2090, 2508, 3135, 3420, 3762, 4180, 6270, 7524, 9405, 12540, 18077, 18810, 36154, 37620, 54231, 72308, 90385, 108462, 162693, 180770, 198847, 216924, 271155, 325386, 343463, 361540, 397694, 542310, 596541, 650772, 686926, 795388, 813465, 994235, 1030389, 1084620, 1193082, 1373852, 1626930, 1717315, 1789623, 1988470, 2060778, 2386164, 2982705, 3091167, 3253860, 3434630, 3579246, 3778093, 3976940, 4121556, 5151945, 5965410, 6182334, 6869260, 7158492, 7556186, 8948115, 10303890, 11334279, 11930820, 12364668, 15112372, 15455835, 17896230, 18890465, 20607780, 22668558, 30911670, 34002837, 35792460, 37780930, 45337116, 56671395, 61823340, 68005674, 75561860, 113342790, 136011348, 170014185, 226685580, 340028370, 680056740]

約数ペア:

[(1, 680056740), (2, 340028370), (3, 226685580), (4, 170014185), (5, 136011348), (6, 113342790), (9, 75561860), (10, 68005674), (11, 61823340), (12, 56671395), (15, 45337116), (18, 37780930), (19, 35792460), (20, 34002837), (22, 30911670), (30, 22668558), (33, 20607780), (36, 18890465), (38, 17896230), (44, 15455835), (45, 15112372), (55, 12364668), (57, 11930820), (60, 11334279), (66, 10303890), (76, 8948115), (90, 7556186), (95, 7158492), (99, 6869260), (110, 6182334), (114, 5965410), (132, 5151945), (165, 4121556), (171, 3976940), (180, 3778093), (190, 3579246), (198, 3434630), (209, 3253860), (220, 3091167), (228, 2982705), (285, 2386164), (330, 2060778), (342, 1988470), (380, 1789623), (396, 1717315), (418, 1626930), (495, 1373852), (570, 1193082), (627, 1084620), (660, 1030389), (684, 994235), (836, 813465), (855, 795388), (990, 686926), (1045, 650772), (1140, 596541), (1254, 542310), (1710, 397694), (1881, 361540), (1980, 343463), (2090, 325386), (2508, 271155), (3135, 216924), (3420, 198847), (3762, 180770), (4180, 162693), (6270, 108462), (7524, 90385), (9405, 72308), (12540, 54231), (18077, 37620), (18810, 36154)]