393245280

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1597}}^1$

素因数の和:1643

約数の個数: 240

約数和(自身を含む): 1461786480

約数和(自身を除く): 1068541200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 324, 342, 360, 380, 405, 432, 456, 480, 513, 540, 570, 608, 648, 684, 720, 760, 810, 855, 864, 912, 1026, 1080, 1140, 1296, 1368, 1440, 1520, 1539, 1597, 1620, 1710, 1824, 2052, 2160, 2280, 2565, 2592, 2736, 3040, 3078, 3194, 3240, 3420, 4104, 4320, 4560, 4791, 5130, 5472, 6156, 6388, 6480, 6840, 7695, 7985, 8208, 9120, 9582, 10260, 12312, 12776, 12960, 13680, 14373, 15390, 15970, 16416, 19164, 20520, 23955, 24624, 25552, 27360, 28746, 30343, 30780, 31940, 38328, 41040, 43119, 47910, 49248, 51104, 57492, 60686, 61560, 63880, 71865, 76656, 82080, 86238, 91029, 95820, 114984, 121372, 123120, 127760, 129357, 143730, 151715, 153312, 172476, 182058, 191640, 215595, 229968, 242744, 246240, 255520, 258714, 273087, 287460, 303430, 344952, 364116, 383280, 431190, 455145, 459936, 485488, 517428, 546174, 574920, 606860, 646785, 689904, 728232, 766560, 819261, 862380, 910290, 970976, 1034856, 1092348, 1149840, 1213720, 1293570, 1365435, 1379808, 1456464, 1638522, 1724760, 1820580, 2069712, 2184696, 2299680, 2427440, 2457783, 2587140, 2730870, 2912928, 3277044, 3449520, 3641160, 4096305, 4139424, 4369392, 4854880, 4915566, 5174280, 5461740, 6554088, 6899040, 7282320, 8192610, 8738784, 9831132, 10348560, 10923480, 12288915, 13108176, 14564640, 16385220, 19662264, 20697120, 21846960, 24577830, 26216352, 32770440, 39324528, 43693920, 49155660, 65540880, 78649056, 98311320, 131081760, 196622640, 393245280]

約数ペア:

[(1, 393245280), (2, 196622640), (3, 131081760), (4, 98311320), (5, 78649056), (6, 65540880), (8, 49155660), (9, 43693920), (10, 39324528), (12, 32770440), (15, 26216352), (16, 24577830), (18, 21846960), (19, 20697120), (20, 19662264), (24, 16385220), (27, 14564640), (30, 13108176), (32, 12288915), (36, 10923480), (38, 10348560), (40, 9831132), (45, 8738784), (48, 8192610), (54, 7282320), (57, 6899040), (60, 6554088), (72, 5461740), (76, 5174280), (80, 4915566), (81, 4854880), (90, 4369392), (95, 4139424), (96, 4096305), (108, 3641160), (114, 3449520), (120, 3277044), (135, 2912928), (144, 2730870), (152, 2587140), (160, 2457783), (162, 2427440), (171, 2299680), (180, 2184696), (190, 2069712), (216, 1820580), (228, 1724760), (240, 1638522), (270, 1456464), (285, 1379808), (288, 1365435), (304, 1293570), (324, 1213720), (342, 1149840), (360, 1092348), (380, 1034856), (405, 970976), (432, 910290), (456, 862380), (480, 819261), (513, 766560), (540, 728232), (570, 689904), (608, 646785), (648, 606860), (684, 574920), (720, 546174), (760, 517428), (810, 485488), (855, 459936), (864, 455145), (912, 431190), (1026, 383280), (1080, 364116), (1140, 344952), (1296, 303430), (1368, 287460), (1440, 273087), (1520, 258714), (1539, 255520), (1597, 246240), (1620, 242744), (1710, 229968), (1824, 215595), (2052, 191640), (2160, 182058), (2280, 172476), (2565, 153312), (2592, 151715), (2736, 143730), (3040, 129357), (3078, 127760), (3194, 123120), (3240, 121372), (3420, 114984), (4104, 95820), (4320, 91029), (4560, 86238), (4791, 82080), (5130, 76656), (5472, 71865), (6156, 63880), (6388, 61560), (6480, 60686), (6840, 57492), (7695, 51104), (7985, 49248), (8208, 47910), (9120, 43119), (9582, 41040), (10260, 38328), (12312, 31940), (12776, 30780), (12960, 30343), (13680, 28746), (14373, 27360), (15390, 25552), (15970, 24624), (16416, 23955), (19164, 20520)]