90867840

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{6761}}^1$

素因数の和:6790

約数の個数: 128

約数和(自身を含む): 331067520

約数和(自身を除く): 240199680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 6761, 13440, 13522, 20283, 27044, 33805, 40566, 47327, 54088, 67610, 81132, 94654, 101415, 108176, 135220, 141981, 162264, 189308, 202830, 216352, 236635, 270440, 283962, 324528, 378616, 405660, 432704, 473270, 540880, 567924, 649056, 709905, 757232, 811320, 865408, 946540, 1081760, 1135848, 1298112, 1419810, 1514464, 1622640, 1893080, 2163520, 2271696, 2596224, 2839620, 3028928, 3245280, 3786160, 4327040, 4543392, 5679240, 6057856, 6490560, 7572320, 9086784, 11358480, 12981120, 15144640, 18173568, 22716960, 30289280, 45433920, 90867840]

約数ペア:

[(1, 90867840), (2, 45433920), (3, 30289280), (4, 22716960), (5, 18173568), (6, 15144640), (7, 12981120), (8, 11358480), (10, 9086784), (12, 7572320), (14, 6490560), (15, 6057856), (16, 5679240), (20, 4543392), (21, 4327040), (24, 3786160), (28, 3245280), (30, 3028928), (32, 2839620), (35, 2596224), (40, 2271696), (42, 2163520), (48, 1893080), (56, 1622640), (60, 1514464), (64, 1419810), (70, 1298112), (80, 1135848), (84, 1081760), (96, 946540), (105, 865408), (112, 811320), (120, 757232), (128, 709905), (140, 649056), (160, 567924), (168, 540880), (192, 473270), (210, 432704), (224, 405660), (240, 378616), (280, 324528), (320, 283962), (336, 270440), (384, 236635), (420, 216352), (448, 202830), (480, 189308), (560, 162264), (640, 141981), (672, 135220), (840, 108176), (896, 101415), (960, 94654), (1120, 81132), (1344, 67610), (1680, 54088), (1920, 47327), (2240, 40566), (2688, 33805), (3360, 27044), (4480, 20283), (6720, 13522), (6761, 13440)]