320887680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4517}}^1$

素因数の和:4576

約数の個数: 128

約数和(自身を含む): 1050706080

約数和(自身を除く): 729818400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 128, 148, 160, 185, 192, 222, 240, 296, 320, 370, 384, 444, 480, 555, 592, 640, 740, 888, 960, 1110, 1184, 1480, 1776, 1920, 2220, 2368, 2960, 3552, 4440, 4517, 4736, 5920, 7104, 8880, 9034, 11840, 13551, 14208, 17760, 18068, 22585, 23680, 27102, 35520, 36136, 45170, 54204, 67755, 71040, 72272, 90340, 108408, 135510, 144544, 167129, 180680, 216816, 271020, 289088, 334258, 361360, 433632, 501387, 542040, 578176, 668516, 722720, 835645, 867264, 1002774, 1084080, 1337032, 1445440, 1671290, 1734528, 2005548, 2168160, 2506935, 2674064, 2890880, 3342580, 4011096, 4336320, 5013870, 5348128, 6685160, 8022192, 8672640, 10027740, 10696256, 13370320, 16044384, 20055480, 21392512, 26740640, 32088768, 40110960, 53481280, 64177536, 80221920, 106962560, 160443840, 320887680]

約数ペア:

[(1, 320887680), (2, 160443840), (3, 106962560), (4, 80221920), (5, 64177536), (6, 53481280), (8, 40110960), (10, 32088768), (12, 26740640), (15, 21392512), (16, 20055480), (20, 16044384), (24, 13370320), (30, 10696256), (32, 10027740), (37, 8672640), (40, 8022192), (48, 6685160), (60, 5348128), (64, 5013870), (74, 4336320), (80, 4011096), (96, 3342580), (111, 2890880), (120, 2674064), (128, 2506935), (148, 2168160), (160, 2005548), (185, 1734528), (192, 1671290), (222, 1445440), (240, 1337032), (296, 1084080), (320, 1002774), (370, 867264), (384, 835645), (444, 722720), (480, 668516), (555, 578176), (592, 542040), (640, 501387), (740, 433632), (888, 361360), (960, 334258), (1110, 289088), (1184, 271020), (1480, 216816), (1776, 180680), (1920, 167129), (2220, 144544), (2368, 135510), (2960, 108408), (3552, 90340), (4440, 72272), (4517, 71040), (4736, 67755), (5920, 54204), (7104, 45170), (8880, 36136), (9034, 35520), (11840, 27102), (13551, 23680), (14208, 22585), (17760, 18068)]