128649456

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3617}}^1$

素因数の和:3663

約数の個数: 120

約数和(自身を含む): 408255120

約数和(自身を除く): 279605664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 36, 38, 39, 48, 52, 57, 72, 76, 78, 104, 114, 117, 144, 152, 156, 171, 208, 228, 234, 247, 304, 312, 342, 456, 468, 494, 624, 684, 741, 912, 936, 988, 1368, 1482, 1872, 1976, 2223, 2736, 2964, 3617, 3952, 4446, 5928, 7234, 8892, 10851, 11856, 14468, 17784, 21702, 28936, 32553, 35568, 43404, 47021, 57872, 65106, 68723, 86808, 94042, 130212, 137446, 141063, 173616, 188084, 206169, 260424, 274892, 282126, 376168, 412338, 423189, 520848, 549784, 564252, 618507, 752336, 824676, 846378, 893399, 1099568, 1128504, 1237014, 1649352, 1692756, 1786798, 2257008, 2474028, 2680197, 3298704, 3385512, 3573596, 4948056, 5360394, 6771024, 7147192, 8040591, 9896112, 10720788, 14294384, 16081182, 21441576, 32162364, 42883152, 64324728, 128649456]

約数ペア:

[(1, 128649456), (2, 64324728), (3, 42883152), (4, 32162364), (6, 21441576), (8, 16081182), (9, 14294384), (12, 10720788), (13, 9896112), (16, 8040591), (18, 7147192), (19, 6771024), (24, 5360394), (26, 4948056), (36, 3573596), (38, 3385512), (39, 3298704), (48, 2680197), (52, 2474028), (57, 2257008), (72, 1786798), (76, 1692756), (78, 1649352), (104, 1237014), (114, 1128504), (117, 1099568), (144, 893399), (152, 846378), (156, 824676), (171, 752336), (208, 618507), (228, 564252), (234, 549784), (247, 520848), (304, 423189), (312, 412338), (342, 376168), (456, 282126), (468, 274892), (494, 260424), (624, 206169), (684, 188084), (741, 173616), (912, 141063), (936, 137446), (988, 130212), (1368, 94042), (1482, 86808), (1872, 68723), (1976, 65106), (2223, 57872), (2736, 47021), (2964, 43404), (3617, 35568), (3952, 32553), (4446, 28936), (5928, 21702), (7234, 17784), (8892, 14468), (10851, 11856)]