840891240

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{111229}}^1$

素因数の和:111256

約数の個数: 128

約数和(自身を含む): 3203424000

約数和(自身を除く): 2362532760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 111229, 222458, 333687, 444916, 556145, 667374, 778603, 889832, 1001061, 1112290, 1334748, 1557206, 1668435, 2002122, 2224580, 2335809, 2669496, 3003183, 3114412, 3336870, 3893015, 4004244, 4449160, 4671618, 5005305, 6006366, 6228824, 6673740, 7007427, 7786030, 8008488, 9343236, 10010610, 11679045, 12012732, 13347480, 14014854, 15015915, 15572060, 18686472, 20021220, 21022281, 23358090, 24025464, 28029708, 30031830, 31144120, 35037135, 40042440, 42044562, 46716180, 56059416, 60063660, 70074270, 84089124, 93432360, 105111405, 120127320, 140148540, 168178248, 210222810, 280297080, 420445620, 840891240]

約数ペア:

[(1, 840891240), (2, 420445620), (3, 280297080), (4, 210222810), (5, 168178248), (6, 140148540), (7, 120127320), (8, 105111405), (9, 93432360), (10, 84089124), (12, 70074270), (14, 60063660), (15, 56059416), (18, 46716180), (20, 42044562), (21, 40042440), (24, 35037135), (27, 31144120), (28, 30031830), (30, 28029708), (35, 24025464), (36, 23358090), (40, 21022281), (42, 20021220), (45, 18686472), (54, 15572060), (56, 15015915), (60, 14014854), (63, 13347480), (70, 12012732), (72, 11679045), (84, 10010610), (90, 9343236), (105, 8008488), (108, 7786030), (120, 7007427), (126, 6673740), (135, 6228824), (140, 6006366), (168, 5005305), (180, 4671618), (189, 4449160), (210, 4004244), (216, 3893015), (252, 3336870), (270, 3114412), (280, 3003183), (315, 2669496), (360, 2335809), (378, 2224580), (420, 2002122), (504, 1668435), (540, 1557206), (630, 1334748), (756, 1112290), (840, 1001061), (945, 889832), (1080, 778603), (1260, 667374), (1512, 556145), (1890, 444916), (2520, 333687), (3780, 222458), (7560, 111229)]