30826740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3863}}^1$

素因数の和:3901

約数の個数: 96

約数和(自身を含む): 103864320

約数和(自身を除く): 73037580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3863, 3990, 7726, 7980, 11589, 15452, 19315, 23178, 27041, 38630, 46356, 54082, 57945, 73397, 77260, 81123, 108164, 115890, 135205, 146794, 162246, 220191, 231780, 270410, 293588, 324492, 366985, 405615, 440382, 513779, 540820, 733970, 811230, 880764, 1027558, 1100955, 1467940, 1541337, 1622460, 2055116, 2201910, 2568895, 3082674, 4403820, 5137790, 6165348, 7706685, 10275580, 15413370, 30826740]

約数ペア:

[(1, 30826740), (2, 15413370), (3, 10275580), (4, 7706685), (5, 6165348), (6, 5137790), (7, 4403820), (10, 3082674), (12, 2568895), (14, 2201910), (15, 2055116), (19, 1622460), (20, 1541337), (21, 1467940), (28, 1100955), (30, 1027558), (35, 880764), (38, 811230), (42, 733970), (57, 540820), (60, 513779), (70, 440382), (76, 405615), (84, 366985), (95, 324492), (105, 293588), (114, 270410), (133, 231780), (140, 220191), (190, 162246), (210, 146794), (228, 135205), (266, 115890), (285, 108164), (380, 81123), (399, 77260), (420, 73397), (532, 57945), (570, 54082), (665, 46356), (798, 38630), (1140, 27041), (1330, 23178), (1596, 19315), (1995, 15452), (2660, 11589), (3863, 7980), (3990, 7726)]