82031220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:274

約数の個数: 144

約数和(自身を含む): 260179920

約数和(自身を除く): 178148700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 109, 111, 113, 148, 180, 185, 218, 222, 226, 327, 333, 339, 370, 436, 444, 452, 545, 555, 565, 654, 666, 678, 740, 981, 1017, 1090, 1110, 1130, 1308, 1332, 1356, 1635, 1665, 1695, 1962, 2034, 2180, 2220, 2260, 3270, 3330, 3390, 3924, 4033, 4068, 4181, 4905, 5085, 6540, 6660, 6780, 8066, 8362, 9810, 10170, 12099, 12317, 12543, 16132, 16724, 19620, 20165, 20340, 20905, 24198, 24634, 25086, 36297, 36951, 37629, 40330, 41810, 48396, 49268, 50172, 60495, 61585, 62715, 72594, 73902, 75258, 80660, 83620, 110853, 120990, 123170, 125430, 145188, 147804, 150516, 181485, 184755, 188145, 221706, 241980, 246340, 250860, 362970, 369510, 376290, 443412, 455729, 554265, 725940, 739020, 752580, 911458, 1108530, 1367187, 1822916, 2217060, 2278645, 2734374, 4101561, 4557290, 5468748, 6835935, 8203122, 9114580, 13671870, 16406244, 20507805, 27343740, 41015610, 82031220]

約数ペア:

[(1, 82031220), (2, 41015610), (3, 27343740), (4, 20507805), (5, 16406244), (6, 13671870), (9, 9114580), (10, 8203122), (12, 6835935), (15, 5468748), (18, 4557290), (20, 4101561), (30, 2734374), (36, 2278645), (37, 2217060), (45, 1822916), (60, 1367187), (74, 1108530), (90, 911458), (109, 752580), (111, 739020), (113, 725940), (148, 554265), (180, 455729), (185, 443412), (218, 376290), (222, 369510), (226, 362970), (327, 250860), (333, 246340), (339, 241980), (370, 221706), (436, 188145), (444, 184755), (452, 181485), (545, 150516), (555, 147804), (565, 145188), (654, 125430), (666, 123170), (678, 120990), (740, 110853), (981, 83620), (1017, 80660), (1090, 75258), (1110, 73902), (1130, 72594), (1308, 62715), (1332, 61585), (1356, 60495), (1635, 50172), (1665, 49268), (1695, 48396), (1962, 41810), (2034, 40330), (2180, 37629), (2220, 36951), (2260, 36297), (3270, 25086), (3330, 24634), (3390, 24198), (3924, 20905), (4033, 20340), (4068, 20165), (4181, 19620), (4905, 16724), (5085, 16132), (6540, 12543), (6660, 12317), (6780, 12099), (8066, 10170), (8362, 9810)]