27438660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 89631360

約数和(自身を除く): 62192700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 71, 76, 90, 95, 113, 114, 142, 171, 180, 190, 213, 226, 228, 284, 285, 339, 342, 355, 380, 426, 452, 565, 570, 639, 678, 684, 710, 852, 855, 1017, 1065, 1130, 1140, 1278, 1349, 1356, 1420, 1695, 1710, 2034, 2130, 2147, 2260, 2556, 2698, 3195, 3390, 3420, 4047, 4068, 4260, 4294, 5085, 5396, 6390, 6441, 6745, 6780, 8023, 8094, 8588, 10170, 10735, 12141, 12780, 12882, 13490, 16046, 16188, 19323, 20235, 20340, 21470, 24069, 24282, 25764, 26980, 32092, 32205, 38646, 40115, 40470, 42940, 48138, 48564, 60705, 64410, 72207, 77292, 80230, 80940, 96276, 96615, 120345, 121410, 128820, 144414, 152437, 160460, 193230, 240690, 242820, 288828, 304874, 361035, 386460, 457311, 481380, 609748, 722070, 762185, 914622, 1371933, 1444140, 1524370, 1829244, 2286555, 2743866, 3048740, 4573110, 5487732, 6859665, 9146220, 13719330, 27438660]

約数ペア:

[(1, 27438660), (2, 13719330), (3, 9146220), (4, 6859665), (5, 5487732), (6, 4573110), (9, 3048740), (10, 2743866), (12, 2286555), (15, 1829244), (18, 1524370), (19, 1444140), (20, 1371933), (30, 914622), (36, 762185), (38, 722070), (45, 609748), (57, 481380), (60, 457311), (71, 386460), (76, 361035), (90, 304874), (95, 288828), (113, 242820), (114, 240690), (142, 193230), (171, 160460), (180, 152437), (190, 144414), (213, 128820), (226, 121410), (228, 120345), (284, 96615), (285, 96276), (339, 80940), (342, 80230), (355, 77292), (380, 72207), (426, 64410), (452, 60705), (565, 48564), (570, 48138), (639, 42940), (678, 40470), (684, 40115), (710, 38646), (852, 32205), (855, 32092), (1017, 26980), (1065, 25764), (1130, 24282), (1140, 24069), (1278, 21470), (1349, 20340), (1356, 20235), (1420, 19323), (1695, 16188), (1710, 16046), (2034, 13490), (2130, 12882), (2147, 12780), (2260, 12141), (2556, 10735), (2698, 10170), (3195, 8588), (3390, 8094), (3420, 8023), (4047, 6780), (4068, 6745), (4260, 6441), (4294, 6390), (5085, 5396)]