81340740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11587}}^1$

素因数の和:11618

約数の個数: 96

約数和(自身を含む): 272549760

約数和(自身を除く): 191209020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 351, 390, 468, 540, 585, 702, 780, 1170, 1404, 1755, 2340, 3510, 7020, 11587, 23174, 34761, 46348, 57935, 69522, 104283, 115870, 139044, 150631, 173805, 208566, 231740, 301262, 312849, 347610, 417132, 451893, 521415, 602524, 625698, 695220, 753155, 903786, 1042830, 1251396, 1355679, 1506310, 1564245, 1807572, 2085660, 2259465, 2711358, 3012620, 3128490, 4067037, 4518930, 5422716, 6256980, 6778395, 8134074, 9037860, 13556790, 16268148, 20335185, 27113580, 40670370, 81340740]

約数ペア:

[(1, 81340740), (2, 40670370), (3, 27113580), (4, 20335185), (5, 16268148), (6, 13556790), (9, 9037860), (10, 8134074), (12, 6778395), (13, 6256980), (15, 5422716), (18, 4518930), (20, 4067037), (26, 3128490), (27, 3012620), (30, 2711358), (36, 2259465), (39, 2085660), (45, 1807572), (52, 1564245), (54, 1506310), (60, 1355679), (65, 1251396), (78, 1042830), (90, 903786), (108, 753155), (117, 695220), (130, 625698), (135, 602524), (156, 521415), (180, 451893), (195, 417132), (234, 347610), (260, 312849), (270, 301262), (351, 231740), (390, 208566), (468, 173805), (540, 150631), (585, 139044), (702, 115870), (780, 104283), (1170, 69522), (1404, 57935), (1755, 46348), (2340, 34761), (3510, 23174), (7020, 11587)]