256951584

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{38791}}^1$

素因数の和:38830

約数の個数: 72

約数和(自身を含む): 762495552

約数和(自身を除く): 505543968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 3312, 6624, 38791, 77582, 116373, 155164, 232746, 310328, 349119, 465492, 620656, 698238, 892193, 930984, 1241312, 1396476, 1784386, 1861968, 2676579, 2792952, 3568772, 3723936, 5353158, 5585904, 7137544, 8029737, 10706316, 11171808, 14275088, 16059474, 21412632, 28550176, 32118948, 42825264, 64237896, 85650528, 128475792, 256951584]

約数ペア:

[(1, 256951584), (2, 128475792), (3, 85650528), (4, 64237896), (6, 42825264), (8, 32118948), (9, 28550176), (12, 21412632), (16, 16059474), (18, 14275088), (23, 11171808), (24, 10706316), (32, 8029737), (36, 7137544), (46, 5585904), (48, 5353158), (69, 3723936), (72, 3568772), (92, 2792952), (96, 2676579), (138, 1861968), (144, 1784386), (184, 1396476), (207, 1241312), (276, 930984), (288, 892193), (368, 698238), (414, 620656), (552, 465492), (736, 349119), (828, 310328), (1104, 232746), (1656, 155164), (2208, 116373), (3312, 77582), (6624, 38791)]