8970660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 144

約数和(自身を含む): 29789760

約数和(自身を除く): 20819100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 43, 45, 57, 60, 61, 76, 86, 90, 95, 114, 122, 129, 171, 172, 180, 183, 190, 215, 228, 244, 258, 285, 305, 342, 366, 380, 387, 430, 516, 549, 570, 610, 645, 684, 732, 774, 817, 855, 860, 915, 1098, 1140, 1159, 1220, 1290, 1548, 1634, 1710, 1830, 1935, 2196, 2318, 2451, 2580, 2623, 2745, 3268, 3420, 3477, 3660, 3870, 4085, 4636, 4902, 5246, 5490, 5795, 6954, 7353, 7740, 7869, 8170, 9804, 10431, 10492, 10980, 11590, 12255, 13115, 13908, 14706, 15738, 16340, 17385, 20862, 23180, 23607, 24510, 26230, 29412, 31476, 34770, 36765, 39345, 41724, 47214, 49020, 49837, 52155, 52460, 69540, 73530, 78690, 94428, 99674, 104310, 118035, 147060, 149511, 157380, 199348, 208620, 236070, 249185, 299022, 448533, 472140, 498370, 598044, 747555, 897066, 996740, 1495110, 1794132, 2242665, 2990220, 4485330, 8970660]

約数ペア:

[(1, 8970660), (2, 4485330), (3, 2990220), (4, 2242665), (5, 1794132), (6, 1495110), (9, 996740), (10, 897066), (12, 747555), (15, 598044), (18, 498370), (19, 472140), (20, 448533), (30, 299022), (36, 249185), (38, 236070), (43, 208620), (45, 199348), (57, 157380), (60, 149511), (61, 147060), (76, 118035), (86, 104310), (90, 99674), (95, 94428), (114, 78690), (122, 73530), (129, 69540), (171, 52460), (172, 52155), (180, 49837), (183, 49020), (190, 47214), (215, 41724), (228, 39345), (244, 36765), (258, 34770), (285, 31476), (305, 29412), (342, 26230), (366, 24510), (380, 23607), (387, 23180), (430, 20862), (516, 17385), (549, 16340), (570, 15738), (610, 14706), (645, 13908), (684, 13115), (732, 12255), (774, 11590), (817, 10980), (855, 10492), (860, 10431), (915, 9804), (1098, 8170), (1140, 7869), (1159, 7740), (1220, 7353), (1290, 6954), (1548, 5795), (1634, 5490), (1710, 5246), (1830, 4902), (1935, 4636), (2196, 4085), (2318, 3870), (2451, 3660), (2580, 3477), (2623, 3420), (2745, 3268)]