90645760

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3079}}^1$

素因数の和:3123

約数の個数: 72

約数和(自身を含む): 226638720

約数和(自身を除く): 135992960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2944, 3079, 3680, 5888, 6158, 7360, 12316, 14720, 15395, 24632, 29440, 30790, 49264, 61580, 70817, 98528, 123160, 141634, 197056, 246320, 283268, 354085, 394112, 492640, 566536, 708170, 788224, 985280, 1133072, 1416340, 1970560, 2266144, 2832680, 3941120, 4532288, 5665360, 9064576, 11330720, 18129152, 22661440, 45322880, 90645760]

約数ペア:

[(1, 90645760), (2, 45322880), (4, 22661440), (5, 18129152), (8, 11330720), (10, 9064576), (16, 5665360), (20, 4532288), (23, 3941120), (32, 2832680), (40, 2266144), (46, 1970560), (64, 1416340), (80, 1133072), (92, 985280), (115, 788224), (128, 708170), (160, 566536), (184, 492640), (230, 394112), (256, 354085), (320, 283268), (368, 246320), (460, 197056), (640, 141634), (736, 123160), (920, 98528), (1280, 70817), (1472, 61580), (1840, 49264), (2944, 30790), (3079, 29440), (3680, 24632), (5888, 15395), (6158, 14720), (7360, 12316)]