871646720

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{383}}^1$

素因数の和:540

約数の個数: 160

約数和(自身を含む): 2413559808

約数和(自身を除く): 1541913088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 127, 128, 140, 160, 224, 254, 256, 280, 320, 383, 448, 508, 512, 560, 635, 640, 766, 889, 896, 1016, 1120, 1270, 1280, 1532, 1778, 1792, 1915, 2032, 2240, 2540, 2560, 2681, 3064, 3556, 3584, 3830, 4064, 4445, 4480, 5080, 5362, 6128, 7112, 7660, 8128, 8890, 8960, 10160, 10724, 12256, 13405, 14224, 15320, 16256, 17780, 17920, 20320, 21448, 24512, 26810, 28448, 30640, 32512, 35560, 40640, 42896, 48641, 49024, 53620, 56896, 61280, 65024, 71120, 81280, 85792, 97282, 98048, 107240, 113792, 122560, 142240, 162560, 171584, 194564, 196096, 214480, 227584, 243205, 245120, 284480, 325120, 340487, 343168, 389128, 428960, 455168, 486410, 490240, 568960, 680974, 686336, 778256, 857920, 972820, 980480, 1137920, 1361948, 1372672, 1556512, 1702435, 1715840, 1945640, 2275840, 2723896, 3113024, 3404870, 3431680, 3891280, 5447792, 6226048, 6809740, 6863360, 7782560, 10895584, 12452096, 13619480, 15565120, 21791168, 24904192, 27238960, 31130240, 43582336, 54477920, 62260480, 87164672, 108955840, 124520960, 174329344, 217911680, 435823360, 871646720]

約数ペア:

[(1, 871646720), (2, 435823360), (4, 217911680), (5, 174329344), (7, 124520960), (8, 108955840), (10, 87164672), (14, 62260480), (16, 54477920), (20, 43582336), (28, 31130240), (32, 27238960), (35, 24904192), (40, 21791168), (56, 15565120), (64, 13619480), (70, 12452096), (80, 10895584), (112, 7782560), (127, 6863360), (128, 6809740), (140, 6226048), (160, 5447792), (224, 3891280), (254, 3431680), (256, 3404870), (280, 3113024), (320, 2723896), (383, 2275840), (448, 1945640), (508, 1715840), (512, 1702435), (560, 1556512), (635, 1372672), (640, 1361948), (766, 1137920), (889, 980480), (896, 972820), (1016, 857920), (1120, 778256), (1270, 686336), (1280, 680974), (1532, 568960), (1778, 490240), (1792, 486410), (1915, 455168), (2032, 428960), (2240, 389128), (2540, 343168), (2560, 340487), (2681, 325120), (3064, 284480), (3556, 245120), (3584, 243205), (3830, 227584), (4064, 214480), (4445, 196096), (4480, 194564), (5080, 171584), (5362, 162560), (6128, 142240), (7112, 122560), (7660, 113792), (8128, 107240), (8890, 98048), (8960, 97282), (10160, 85792), (10724, 81280), (12256, 71120), (13405, 65024), (14224, 61280), (15320, 56896), (16256, 53620), (17780, 49024), (17920, 48641), (20320, 42896), (21448, 40640), (24512, 35560), (26810, 32512), (28448, 30640)]