1216285440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{827}}^1$

素因数の和:1234

約数の個数: 144

約数和(自身を含む): 3899363328

約数和(自身を除く): 2683077888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 383, 384, 480, 640, 766, 768, 827, 960, 1149, 1280, 1532, 1654, 1915, 1920, 2298, 2481, 3064, 3308, 3830, 3840, 4135, 4596, 4962, 5745, 6128, 6616, 7660, 8270, 9192, 9924, 11490, 12256, 12405, 13232, 15320, 16540, 18384, 19848, 22980, 24512, 24810, 26464, 30640, 33080, 36768, 39696, 45960, 49024, 49620, 52928, 61280, 66160, 73536, 79392, 91920, 98048, 99240, 105856, 122560, 132320, 147072, 158784, 183840, 198480, 211712, 245120, 264640, 294144, 316741, 317568, 367680, 396960, 490240, 529280, 633482, 635136, 735360, 793920, 950223, 1058560, 1266964, 1470720, 1583705, 1587840, 1900446, 2533928, 3167410, 3175680, 3800892, 4751115, 5067856, 6334820, 7601784, 9502230, 10135712, 12669640, 15203568, 19004460, 20271424, 25339280, 30407136, 38008920, 40542848, 50678560, 60814272, 76017840, 81085696, 101357120, 121628544, 152035680, 202714240, 243257088, 304071360, 405428480, 608142720, 1216285440]

約数ペア:

[(1, 1216285440), (2, 608142720), (3, 405428480), (4, 304071360), (5, 243257088), (6, 202714240), (8, 152035680), (10, 121628544), (12, 101357120), (15, 81085696), (16, 76017840), (20, 60814272), (24, 50678560), (30, 40542848), (32, 38008920), (40, 30407136), (48, 25339280), (60, 20271424), (64, 19004460), (80, 15203568), (96, 12669640), (120, 10135712), (128, 9502230), (160, 7601784), (192, 6334820), (240, 5067856), (256, 4751115), (320, 3800892), (383, 3175680), (384, 3167410), (480, 2533928), (640, 1900446), (766, 1587840), (768, 1583705), (827, 1470720), (960, 1266964), (1149, 1058560), (1280, 950223), (1532, 793920), (1654, 735360), (1915, 635136), (1920, 633482), (2298, 529280), (2481, 490240), (3064, 396960), (3308, 367680), (3830, 317568), (3840, 316741), (4135, 294144), (4596, 264640), (4962, 245120), (5745, 211712), (6128, 198480), (6616, 183840), (7660, 158784), (8270, 147072), (9192, 132320), (9924, 122560), (11490, 105856), (12256, 99240), (12405, 98048), (13232, 91920), (15320, 79392), (16540, 73536), (18384, 66160), (19848, 61280), (22980, 52928), (24512, 49620), (24810, 49024), (26464, 45960), (30640, 39696), (33080, 36768)]