65396880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1489}}^1$

素因数の和:1569

約数の個数: 120

約数和(自身を含む): 223374840

約数和(自身を除く): 157977960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1464, 1489, 1830, 2196, 2440, 2745, 2928, 2978, 3660, 4392, 4467, 4880, 5490, 5956, 7320, 7445, 8784, 8934, 10980, 11912, 13401, 14640, 14890, 17868, 21960, 22335, 23824, 26802, 29780, 35736, 43920, 44670, 53604, 59560, 67005, 71472, 89340, 90829, 107208, 119120, 134010, 178680, 181658, 214416, 268020, 272487, 357360, 363316, 454145, 536040, 544974, 726632, 817461, 908290, 1072080, 1089948, 1362435, 1453264, 1634922, 1816580, 2179896, 2724870, 3269844, 3633160, 4087305, 4359792, 5449740, 6539688, 7266320, 8174610, 10899480, 13079376, 16349220, 21798960, 32698440, 65396880]

約数ペア:

[(1, 65396880), (2, 32698440), (3, 21798960), (4, 16349220), (5, 13079376), (6, 10899480), (8, 8174610), (9, 7266320), (10, 6539688), (12, 5449740), (15, 4359792), (16, 4087305), (18, 3633160), (20, 3269844), (24, 2724870), (30, 2179896), (36, 1816580), (40, 1634922), (45, 1453264), (48, 1362435), (60, 1089948), (61, 1072080), (72, 908290), (80, 817461), (90, 726632), (120, 544974), (122, 536040), (144, 454145), (180, 363316), (183, 357360), (240, 272487), (244, 268020), (305, 214416), (360, 181658), (366, 178680), (488, 134010), (549, 119120), (610, 107208), (720, 90829), (732, 89340), (915, 71472), (976, 67005), (1098, 59560), (1220, 53604), (1464, 44670), (1489, 43920), (1830, 35736), (2196, 29780), (2440, 26802), (2745, 23824), (2928, 22335), (2978, 21960), (3660, 17868), (4392, 14890), (4467, 14640), (4880, 13401), (5490, 11912), (5956, 10980), (7320, 8934), (7445, 8784)]