66080160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:551

約数の個数: 144

約数和(自身を含む): 228107880

約数和(自身を除く): 162027720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 109, 120, 144, 160, 180, 218, 240, 288, 327, 360, 421, 436, 480, 545, 654, 720, 842, 872, 981, 1090, 1263, 1308, 1440, 1635, 1684, 1744, 1962, 2105, 2180, 2526, 2616, 3270, 3368, 3488, 3789, 3924, 4210, 4360, 4905, 5052, 5232, 6315, 6540, 6736, 7578, 7848, 8420, 8720, 9810, 10104, 10464, 12630, 13080, 13472, 15156, 15696, 16840, 17440, 18945, 19620, 20208, 25260, 26160, 30312, 31392, 33680, 37890, 39240, 40416, 45889, 50520, 52320, 60624, 67360, 75780, 78480, 91778, 101040, 121248, 137667, 151560, 156960, 183556, 202080, 229445, 275334, 303120, 367112, 413001, 458890, 550668, 606240, 688335, 734224, 826002, 917780, 1101336, 1376670, 1468448, 1652004, 1835560, 2065005, 2202672, 2753340, 3304008, 3671120, 4130010, 4405344, 5506680, 6608016, 7342240, 8260020, 11013360, 13216032, 16520040, 22026720, 33040080, 66080160]

約数ペア:

[(1, 66080160), (2, 33040080), (3, 22026720), (4, 16520040), (5, 13216032), (6, 11013360), (8, 8260020), (9, 7342240), (10, 6608016), (12, 5506680), (15, 4405344), (16, 4130010), (18, 3671120), (20, 3304008), (24, 2753340), (30, 2202672), (32, 2065005), (36, 1835560), (40, 1652004), (45, 1468448), (48, 1376670), (60, 1101336), (72, 917780), (80, 826002), (90, 734224), (96, 688335), (109, 606240), (120, 550668), (144, 458890), (160, 413001), (180, 367112), (218, 303120), (240, 275334), (288, 229445), (327, 202080), (360, 183556), (421, 156960), (436, 151560), (480, 137667), (545, 121248), (654, 101040), (720, 91778), (842, 78480), (872, 75780), (981, 67360), (1090, 60624), (1263, 52320), (1308, 50520), (1440, 45889), (1635, 40416), (1684, 39240), (1744, 37890), (1962, 33680), (2105, 31392), (2180, 30312), (2526, 26160), (2616, 25260), (3270, 20208), (3368, 19620), (3488, 18945), (3789, 17440), (3924, 16840), (4210, 15696), (4360, 15156), (4905, 13472), (5052, 13080), (5232, 12630), (6315, 10464), (6540, 10104), (6736, 9810), (7578, 8720), (7848, 8420)]