128991960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1439}}^1$

素因数の和:1542

約数の個数: 128

約数和(自身を含む): 435456000

約数和(自身を除く): 306464040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 83, 90, 108, 120, 135, 166, 180, 216, 249, 270, 332, 360, 415, 498, 540, 664, 747, 830, 996, 1080, 1245, 1439, 1494, 1660, 1992, 2241, 2490, 2878, 2988, 3320, 3735, 4317, 4482, 4980, 5756, 5976, 7195, 7470, 8634, 8964, 9960, 11205, 11512, 12951, 14390, 14940, 17268, 17928, 21585, 22410, 25902, 28780, 29880, 34536, 38853, 43170, 44820, 51804, 57560, 64755, 77706, 86340, 89640, 103608, 119437, 129510, 155412, 172680, 194265, 238874, 259020, 310824, 358311, 388530, 477748, 518040, 597185, 716622, 777060, 955496, 1074933, 1194370, 1433244, 1554120, 1791555, 2149866, 2388740, 2866488, 3224799, 3583110, 4299732, 4777480, 5374665, 6449598, 7166220, 8599464, 10749330, 12899196, 14332440, 16123995, 21498660, 25798392, 32247990, 42997320, 64495980, 128991960]

約数ペア:

[(1, 128991960), (2, 64495980), (3, 42997320), (4, 32247990), (5, 25798392), (6, 21498660), (8, 16123995), (9, 14332440), (10, 12899196), (12, 10749330), (15, 8599464), (18, 7166220), (20, 6449598), (24, 5374665), (27, 4777480), (30, 4299732), (36, 3583110), (40, 3224799), (45, 2866488), (54, 2388740), (60, 2149866), (72, 1791555), (83, 1554120), (90, 1433244), (108, 1194370), (120, 1074933), (135, 955496), (166, 777060), (180, 716622), (216, 597185), (249, 518040), (270, 477748), (332, 388530), (360, 358311), (415, 310824), (498, 259020), (540, 238874), (664, 194265), (747, 172680), (830, 155412), (996, 129510), (1080, 119437), (1245, 103608), (1439, 89640), (1494, 86340), (1660, 77706), (1992, 64755), (2241, 57560), (2490, 51804), (2878, 44820), (2988, 43170), (3320, 38853), (3735, 34536), (4317, 29880), (4482, 28780), (4980, 25902), (5756, 22410), (5976, 21585), (7195, 17928), (7470, 17268), (8634, 14940), (8964, 14390), (9960, 12951), (11205, 11512)]