1491280440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{467}}^1$

素因数の和:606

約数の個数: 256

約数和(自身を含む): 5094835200

約数和(自身を除く): 3603554760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 89, 92, 104, 115, 120, 130, 138, 156, 178, 184, 195, 230, 260, 267, 276, 299, 312, 345, 356, 390, 445, 460, 467, 520, 534, 552, 598, 690, 712, 780, 890, 897, 920, 934, 1068, 1157, 1196, 1335, 1380, 1401, 1495, 1560, 1780, 1794, 1868, 2047, 2136, 2314, 2335, 2392, 2670, 2760, 2802, 2990, 3471, 3560, 3588, 3736, 4094, 4485, 4628, 4670, 5340, 5604, 5785, 5980, 6071, 6141, 6942, 7005, 7176, 8188, 8970, 9256, 9340, 10235, 10680, 10741, 11208, 11570, 11960, 12142, 12282, 13884, 14010, 16376, 17355, 17940, 18213, 18680, 20470, 21482, 23140, 24284, 24564, 26611, 27768, 28020, 30355, 30705, 32223, 34710, 35880, 36426, 40940, 41563, 42964, 46280, 48568, 49128, 53222, 53705, 56040, 60710, 61410, 64446, 69420, 72852, 79833, 81880, 83126, 85928, 91065, 106444, 107410, 121420, 122820, 124689, 128892, 133055, 138840, 139633, 145704, 159666, 161115, 166252, 182130, 207815, 212888, 214820, 242840, 245640, 249378, 257784, 266110, 279266, 319332, 322230, 332504, 364260, 399165, 415630, 418899, 429640, 498756, 532220, 540319, 558532, 623445, 638664, 644460, 698165, 728520, 798330, 831260, 837798, 955949, 997512, 1064440, 1080638, 1117064, 1246890, 1288920, 1396330, 1596660, 1620957, 1662520, 1675596, 1911898, 2094495, 2161276, 2493780, 2701595, 2792660, 2867847, 3193320, 3241914, 3351192, 3823796, 4188990, 4322552, 4779745, 4987560, 5403190, 5585320, 5735694, 6483828, 7647592, 8104785, 8377980, 9559490, 10806380, 11471388, 12427337, 12967656, 14339235, 16209570, 16755960, 19118980, 21612760, 22942776, 24854674, 28678470, 32419140, 37282011, 38237960, 49709348, 57356940, 62136685, 64838280, 74564022, 99418696, 114713880, 124273370, 149128044, 186410055, 248546740, 298256088, 372820110, 497093480, 745640220, 1491280440]

約数ペア:

[(1, 1491280440), (2, 745640220), (3, 497093480), (4, 372820110), (5, 298256088), (6, 248546740), (8, 186410055), (10, 149128044), (12, 124273370), (13, 114713880), (15, 99418696), (20, 74564022), (23, 64838280), (24, 62136685), (26, 57356940), (30, 49709348), (39, 38237960), (40, 37282011), (46, 32419140), (52, 28678470), (60, 24854674), (65, 22942776), (69, 21612760), (78, 19118980), (89, 16755960), (92, 16209570), (104, 14339235), (115, 12967656), (120, 12427337), (130, 11471388), (138, 10806380), (156, 9559490), (178, 8377980), (184, 8104785), (195, 7647592), (230, 6483828), (260, 5735694), (267, 5585320), (276, 5403190), (299, 4987560), (312, 4779745), (345, 4322552), (356, 4188990), (390, 3823796), (445, 3351192), (460, 3241914), (467, 3193320), (520, 2867847), (534, 2792660), (552, 2701595), (598, 2493780), (690, 2161276), (712, 2094495), (780, 1911898), (890, 1675596), (897, 1662520), (920, 1620957), (934, 1596660), (1068, 1396330), (1157, 1288920), (1196, 1246890), (1335, 1117064), (1380, 1080638), (1401, 1064440), (1495, 997512), (1560, 955949), (1780, 837798), (1794, 831260), (1868, 798330), (2047, 728520), (2136, 698165), (2314, 644460), (2335, 638664), (2392, 623445), (2670, 558532), (2760, 540319), (2802, 532220), (2990, 498756), (3471, 429640), (3560, 418899), (3588, 415630), (3736, 399165), (4094, 364260), (4485, 332504), (4628, 322230), (4670, 319332), (5340, 279266), (5604, 266110), (5785, 257784), (5980, 249378), (6071, 245640), (6141, 242840), (6942, 214820), (7005, 212888), (7176, 207815), (8188, 182130), (8970, 166252), (9256, 161115), (9340, 159666), (10235, 145704), (10680, 139633), (10741, 138840), (11208, 133055), (11570, 128892), (11960, 124689), (12142, 122820), (12282, 121420), (13884, 107410), (14010, 106444), (16376, 91065), (17355, 85928), (17940, 83126), (18213, 81880), (18680, 79833), (20470, 72852), (21482, 69420), (23140, 64446), (24284, 61410), (24564, 60710), (26611, 56040), (27768, 53705), (28020, 53222), (30355, 49128), (30705, 48568), (32223, 46280), (34710, 42964), (35880, 41563), (36426, 40940)]