65664720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8291}}^1$

素因数の和:8321

約数の個数: 120

約数和(自身を含む): 240600672

約数和(自身を除く): 174935952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 8291, 16582, 24873, 33164, 41455, 49746, 66328, 74619, 82910, 91201, 99492, 124365, 132656, 149238, 165820, 182402, 198984, 248730, 273603, 298476, 331640, 364804, 373095, 397968, 456005, 497460, 547206, 596952, 663280, 729608, 746190, 820809, 912010, 994920, 1094412, 1193904, 1368015, 1459216, 1492380, 1641618, 1824020, 1989840, 2188824, 2736030, 2984760, 3283236, 3648040, 4104045, 4377648, 5472060, 5969520, 6566472, 7296080, 8208090, 10944120, 13132944, 16416180, 21888240, 32832360, 65664720]

約数ペア:

[(1, 65664720), (2, 32832360), (3, 21888240), (4, 16416180), (5, 13132944), (6, 10944120), (8, 8208090), (9, 7296080), (10, 6566472), (11, 5969520), (12, 5472060), (15, 4377648), (16, 4104045), (18, 3648040), (20, 3283236), (22, 2984760), (24, 2736030), (30, 2188824), (33, 1989840), (36, 1824020), (40, 1641618), (44, 1492380), (45, 1459216), (48, 1368015), (55, 1193904), (60, 1094412), (66, 994920), (72, 912010), (80, 820809), (88, 746190), (90, 729608), (99, 663280), (110, 596952), (120, 547206), (132, 497460), (144, 456005), (165, 397968), (176, 373095), (180, 364804), (198, 331640), (220, 298476), (240, 273603), (264, 248730), (330, 198984), (360, 182402), (396, 165820), (440, 149238), (495, 132656), (528, 124365), (660, 99492), (720, 91201), (792, 82910), (880, 74619), (990, 66328), (1320, 49746), (1584, 41455), (1980, 33164), (2640, 24873), (3960, 16582), (7920, 8291)]