121358880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1187}}^1$

素因数の和:1279

約数の個数: 144

約数和(自身を含む): 420323904

約数和(自身を除く): 298965024

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, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 213, 240, 284, 288, 355, 360, 426, 480, 568, 639, 710, 720, 852, 1065, 1136, 1187, 1278, 1420, 1440, 1704, 2130, 2272, 2374, 2556, 2840, 3195, 3408, 3561, 4260, 4748, 5112, 5680, 5935, 6390, 6816, 7122, 8520, 9496, 10224, 10683, 11360, 11870, 12780, 14244, 17040, 17805, 18992, 20448, 21366, 23740, 25560, 28488, 34080, 35610, 37984, 42732, 47480, 51120, 53415, 56976, 71220, 84277, 85464, 94960, 102240, 106830, 113952, 142440, 168554, 170928, 189920, 213660, 252831, 284880, 337108, 341856, 421385, 427320, 505662, 569760, 674216, 758493, 842770, 854640, 1011324, 1264155, 1348432, 1516986, 1685540, 1709280, 2022648, 2528310, 2696864, 3033972, 3371080, 3792465, 4045296, 5056620, 6067944, 6742160, 7584930, 8090592, 10113240, 12135888, 13484320, 15169860, 20226480, 24271776, 30339720, 40452960, 60679440, 121358880]

約数ペア:

[(1, 121358880), (2, 60679440), (3, 40452960), (4, 30339720), (5, 24271776), (6, 20226480), (8, 15169860), (9, 13484320), (10, 12135888), (12, 10113240), (15, 8090592), (16, 7584930), (18, 6742160), (20, 6067944), (24, 5056620), (30, 4045296), (32, 3792465), (36, 3371080), (40, 3033972), (45, 2696864), (48, 2528310), (60, 2022648), (71, 1709280), (72, 1685540), (80, 1516986), (90, 1348432), (96, 1264155), (120, 1011324), (142, 854640), (144, 842770), (160, 758493), (180, 674216), (213, 569760), (240, 505662), (284, 427320), (288, 421385), (355, 341856), (360, 337108), (426, 284880), (480, 252831), (568, 213660), (639, 189920), (710, 170928), (720, 168554), (852, 142440), (1065, 113952), (1136, 106830), (1187, 102240), (1278, 94960), (1420, 85464), (1440, 84277), (1704, 71220), (2130, 56976), (2272, 53415), (2374, 51120), (2556, 47480), (2840, 42732), (3195, 37984), (3408, 35610), (3561, 34080), (4260, 28488), (4748, 25560), (5112, 23740), (5680, 21366), (5935, 20448), (6390, 18992), (6816, 17805), (7122, 17040), (8520, 14244), (9496, 12780), (10224, 11870), (10683, 11360)]