20310426

素因数分解:

$2^1\times 3^5\times {\mathrm{23}}^2\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 72

約数和(自身を含む): 48310080

約数和(自身を除く): 27999654

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 79, 81, 138, 158, 162, 207, 237, 243, 414, 474, 486, 529, 621, 711, 1058, 1242, 1422, 1587, 1817, 1863, 2133, 3174, 3634, 3726, 4266, 4761, 5451, 5589, 6399, 9522, 10902, 11178, 12798, 14283, 16353, 19197, 28566, 32706, 38394, 41791, 42849, 49059, 83582, 85698, 98118, 125373, 128547, 147177, 250746, 257094, 294354, 376119, 441531, 752238, 883062, 1128357, 2256714, 3385071, 6770142, 10155213, 20310426]

約数ペア:

[(1, 20310426), (2, 10155213), (3, 6770142), (6, 3385071), (9, 2256714), (18, 1128357), (23, 883062), (27, 752238), (46, 441531), (54, 376119), (69, 294354), (79, 257094), (81, 250746), (138, 147177), (158, 128547), (162, 125373), (207, 98118), (237, 85698), (243, 83582), (414, 49059), (474, 42849), (486, 41791), (529, 38394), (621, 32706), (711, 28566), (1058, 19197), (1242, 16353), (1422, 14283), (1587, 12798), (1817, 11178), (1863, 10902), (2133, 9522), (3174, 6399), (3634, 5589), (3726, 5451), (4266, 4761)]