87786180

素因数分解:

$2^2\times 3^9\times 5^1\times {\mathrm{223}}^1$

素因数の和:259

約数の個数: 120

約数和(自身を含む): 277761792

約数和(自身を除く): 189975612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 223, 243, 270, 324, 405, 446, 486, 540, 669, 729, 810, 892, 972, 1115, 1215, 1338, 1458, 1620, 2007, 2187, 2230, 2430, 2676, 2916, 3345, 3645, 4014, 4374, 4460, 4860, 6021, 6561, 6690, 7290, 8028, 8748, 10035, 10935, 12042, 13122, 13380, 14580, 18063, 19683, 20070, 21870, 24084, 26244, 30105, 32805, 36126, 39366, 40140, 43740, 54189, 60210, 65610, 72252, 78732, 90315, 98415, 108378, 120420, 131220, 162567, 180630, 196830, 216756, 270945, 325134, 361260, 393660, 487701, 541890, 650268, 812835, 975402, 1083780, 1463103, 1625670, 1950804, 2438505, 2926206, 3251340, 4389309, 4877010, 5852412, 7315515, 8778618, 9754020, 14631030, 17557236, 21946545, 29262060, 43893090, 87786180]

約数ペア:

[(1, 87786180), (2, 43893090), (3, 29262060), (4, 21946545), (5, 17557236), (6, 14631030), (9, 9754020), (10, 8778618), (12, 7315515), (15, 5852412), (18, 4877010), (20, 4389309), (27, 3251340), (30, 2926206), (36, 2438505), (45, 1950804), (54, 1625670), (60, 1463103), (81, 1083780), (90, 975402), (108, 812835), (135, 650268), (162, 541890), (180, 487701), (223, 393660), (243, 361260), (270, 325134), (324, 270945), (405, 216756), (446, 196830), (486, 180630), (540, 162567), (669, 131220), (729, 120420), (810, 108378), (892, 98415), (972, 90315), (1115, 78732), (1215, 72252), (1338, 65610), (1458, 60210), (1620, 54189), (2007, 43740), (2187, 40140), (2230, 39366), (2430, 36126), (2676, 32805), (2916, 30105), (3345, 26244), (3645, 24084), (4014, 21870), (4374, 20070), (4460, 19683), (4860, 18063), (6021, 14580), (6561, 13380), (6690, 13122), (7290, 12042), (8028, 10935), (8748, 10035)]