891584820

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{78623}}^1$

素因数の和:78651

約数の個数: 120

約数和(自身を含む): 3196537344

約数和(自身を除く): 2304952524

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 78623, 157246, 235869, 314492, 393115, 471738, 550361, 707607, 786230, 943476, 1100722, 1179345, 1415214, 1572460, 1651083, 2122821, 2201444, 2358690, 2751805, 2830428, 3302166, 3538035, 4245642, 4717380, 4953249, 5503610, 6368463, 6604332, 7076070, 8255415, 8491284, 9906498, 10614105, 11007220, 12736926, 14152140, 14859747, 16510830, 19812996, 21228210, 24766245, 25473852, 29719494, 31842315, 33021660, 42456420, 44579241, 49532490, 59438988, 63684630, 74298735, 89158482, 99064980, 127369260, 148597470, 178316964, 222896205, 297194940, 445792410, 891584820]

約数ペア:

[(1, 891584820), (2, 445792410), (3, 297194940), (4, 222896205), (5, 178316964), (6, 148597470), (7, 127369260), (9, 99064980), (10, 89158482), (12, 74298735), (14, 63684630), (15, 59438988), (18, 49532490), (20, 44579241), (21, 42456420), (27, 33021660), (28, 31842315), (30, 29719494), (35, 25473852), (36, 24766245), (42, 21228210), (45, 19812996), (54, 16510830), (60, 14859747), (63, 14152140), (70, 12736926), (81, 11007220), (84, 10614105), (90, 9906498), (105, 8491284), (108, 8255415), (126, 7076070), (135, 6604332), (140, 6368463), (162, 5503610), (180, 4953249), (189, 4717380), (210, 4245642), (252, 3538035), (270, 3302166), (315, 2830428), (324, 2751805), (378, 2358690), (405, 2201444), (420, 2122821), (540, 1651083), (567, 1572460), (630, 1415214), (756, 1179345), (810, 1100722), (945, 943476), (1134, 786230), (1260, 707607), (1620, 550361), (1890, 471738), (2268, 393115), (2835, 314492), (3780, 235869), (5670, 157246), (11340, 78623)]