399040560

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4993}}^1$

素因数の和:5052

約数の個数: 160

約数和(自身を含む): 1411903680

約数和(自身を除く): 1012863120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 90, 108, 111, 120, 135, 144, 148, 180, 185, 216, 222, 240, 270, 296, 333, 360, 370, 432, 444, 540, 555, 592, 666, 720, 740, 888, 999, 1080, 1110, 1332, 1480, 1665, 1776, 1998, 2160, 2220, 2664, 2960, 3330, 3996, 4440, 4993, 4995, 5328, 6660, 7992, 8880, 9986, 9990, 13320, 14979, 15984, 19972, 19980, 24965, 26640, 29958, 39944, 39960, 44937, 49930, 59916, 74895, 79888, 79920, 89874, 99860, 119832, 134811, 149790, 179748, 184741, 199720, 224685, 239664, 269622, 299580, 359496, 369482, 399440, 449370, 539244, 554223, 599160, 674055, 718992, 738964, 898740, 923705, 1078488, 1108446, 1198320, 1348110, 1477928, 1662669, 1797480, 1847410, 2156976, 2216892, 2696220, 2771115, 2955856, 3325338, 3594960, 3694820, 4433784, 4988007, 5392440, 5542230, 6650676, 7389640, 8313345, 8867568, 9976014, 10784880, 11084460, 13301352, 14779280, 16626690, 19952028, 22168920, 24940035, 26602704, 33253380, 39904056, 44337840, 49880070, 66506760, 79808112, 99760140, 133013520, 199520280, 399040560]

約数ペア:

[(1, 399040560), (2, 199520280), (3, 133013520), (4, 99760140), (5, 79808112), (6, 66506760), (8, 49880070), (9, 44337840), (10, 39904056), (12, 33253380), (15, 26602704), (16, 24940035), (18, 22168920), (20, 19952028), (24, 16626690), (27, 14779280), (30, 13301352), (36, 11084460), (37, 10784880), (40, 9976014), (45, 8867568), (48, 8313345), (54, 7389640), (60, 6650676), (72, 5542230), (74, 5392440), (80, 4988007), (90, 4433784), (108, 3694820), (111, 3594960), (120, 3325338), (135, 2955856), (144, 2771115), (148, 2696220), (180, 2216892), (185, 2156976), (216, 1847410), (222, 1797480), (240, 1662669), (270, 1477928), (296, 1348110), (333, 1198320), (360, 1108446), (370, 1078488), (432, 923705), (444, 898740), (540, 738964), (555, 718992), (592, 674055), (666, 599160), (720, 554223), (740, 539244), (888, 449370), (999, 399440), (1080, 369482), (1110, 359496), (1332, 299580), (1480, 269622), (1665, 239664), (1776, 224685), (1998, 199720), (2160, 184741), (2220, 179748), (2664, 149790), (2960, 134811), (3330, 119832), (3996, 99860), (4440, 89874), (4993, 79920), (4995, 79888), (5328, 74895), (6660, 59916), (7992, 49930), (8880, 44937), (9986, 39960), (9990, 39944), (13320, 29958), (14979, 26640), (15984, 24965), (19972, 19980)]