128874620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{313}}^1$

素因数の和:519

約数の個数: 96

約数和(自身を含む): 330438528

約数和(自身を除く): 201563908

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 173, 238, 313, 340, 346, 476, 595, 626, 692, 865, 1190, 1211, 1252, 1565, 1730, 2191, 2380, 2422, 2941, 3130, 3460, 4382, 4844, 5321, 5882, 6055, 6260, 8764, 10642, 10955, 11764, 12110, 14705, 20587, 21284, 21910, 24220, 26605, 29410, 37247, 41174, 43820, 53210, 54149, 58820, 74494, 82348, 102935, 106420, 108298, 148988, 186235, 205870, 216596, 270745, 372470, 379043, 411740, 541490, 744940, 758086, 920533, 1082980, 1516172, 1841066, 1895215, 3682132, 3790430, 4602665, 6443731, 7580860, 9205330, 12887462, 18410660, 25774924, 32218655, 64437310, 128874620]

約数ペア:

[(1, 128874620), (2, 64437310), (4, 32218655), (5, 25774924), (7, 18410660), (10, 12887462), (14, 9205330), (17, 7580860), (20, 6443731), (28, 4602665), (34, 3790430), (35, 3682132), (68, 1895215), (70, 1841066), (85, 1516172), (119, 1082980), (140, 920533), (170, 758086), (173, 744940), (238, 541490), (313, 411740), (340, 379043), (346, 372470), (476, 270745), (595, 216596), (626, 205870), (692, 186235), (865, 148988), (1190, 108298), (1211, 106420), (1252, 102935), (1565, 82348), (1730, 74494), (2191, 58820), (2380, 54149), (2422, 53210), (2941, 43820), (3130, 41174), (3460, 37247), (4382, 29410), (4844, 26605), (5321, 24220), (5882, 21910), (6055, 21284), (6260, 20587), (8764, 14705), (10642, 12110), (10955, 11764)]