72638640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{33629}}^1$

素因数の和:33651

約数の個数: 80

約数和(自身を含む): 250207200

約数和(自身を除く): 177568560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 33629, 67258, 100887, 134516, 168145, 201774, 269032, 302661, 336290, 403548, 504435, 538064, 605322, 672580, 807096, 907983, 1008870, 1210644, 1345160, 1513305, 1614192, 1815966, 2017740, 2421288, 2690320, 3026610, 3631932, 4035480, 4539915, 4842576, 6053220, 7263864, 8070960, 9079830, 12106440, 14527728, 18159660, 24212880, 36319320, 72638640]

約数ペア:

[(1, 72638640), (2, 36319320), (3, 24212880), (4, 18159660), (5, 14527728), (6, 12106440), (8, 9079830), (9, 8070960), (10, 7263864), (12, 6053220), (15, 4842576), (16, 4539915), (18, 4035480), (20, 3631932), (24, 3026610), (27, 2690320), (30, 2421288), (36, 2017740), (40, 1815966), (45, 1614192), (48, 1513305), (54, 1345160), (60, 1210644), (72, 1008870), (80, 907983), (90, 807096), (108, 672580), (120, 605322), (135, 538064), (144, 504435), (180, 403548), (216, 336290), (240, 302661), (270, 269032), (360, 201774), (432, 168145), (540, 134516), (720, 100887), (1080, 67258), (2160, 33629)]