9781440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:486

約数の個数: 112

約数和(自身を含む): 32479488

約数和(自身を除く): 22698048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 443, 460, 480, 552, 690, 736, 886, 920, 960, 1104, 1329, 1380, 1472, 1772, 1840, 2208, 2215, 2658, 2760, 3544, 3680, 4416, 4430, 5316, 5520, 6645, 7088, 7360, 8860, 10189, 10632, 11040, 13290, 14176, 17720, 20378, 21264, 22080, 26580, 28352, 30567, 35440, 40756, 42528, 50945, 53160, 61134, 70880, 81512, 85056, 101890, 106320, 122268, 141760, 152835, 163024, 203780, 212640, 244536, 305670, 326048, 407560, 425280, 489072, 611340, 652096, 815120, 978144, 1222680, 1630240, 1956288, 2445360, 3260480, 4890720, 9781440]

約数ペア:

[(1, 9781440), (2, 4890720), (3, 3260480), (4, 2445360), (5, 1956288), (6, 1630240), (8, 1222680), (10, 978144), (12, 815120), (15, 652096), (16, 611340), (20, 489072), (23, 425280), (24, 407560), (30, 326048), (32, 305670), (40, 244536), (46, 212640), (48, 203780), (60, 163024), (64, 152835), (69, 141760), (80, 122268), (92, 106320), (96, 101890), (115, 85056), (120, 81512), (138, 70880), (160, 61134), (184, 53160), (192, 50945), (230, 42528), (240, 40756), (276, 35440), (320, 30567), (345, 28352), (368, 26580), (443, 22080), (460, 21264), (480, 20378), (552, 17720), (690, 14176), (736, 13290), (886, 11040), (920, 10632), (960, 10189), (1104, 8860), (1329, 7360), (1380, 7088), (1472, 6645), (1772, 5520), (1840, 5316), (2208, 4430), (2215, 4416), (2658, 3680), (2760, 3544)]