399303240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:364

約数の個数: 256

約数和(自身を含む): 1459814400

約数和(自身を除く): 1060511160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 127, 133, 140, 152, 168, 190, 197, 210, 228, 254, 266, 280, 285, 380, 381, 394, 399, 420, 456, 508, 532, 570, 591, 635, 665, 760, 762, 788, 798, 840, 889, 985, 1016, 1064, 1140, 1182, 1270, 1330, 1379, 1524, 1576, 1596, 1778, 1905, 1970, 1995, 2280, 2364, 2413, 2540, 2660, 2667, 2758, 2955, 3048, 3192, 3556, 3743, 3810, 3940, 3990, 4137, 4445, 4728, 4826, 5080, 5320, 5334, 5516, 5910, 6895, 7112, 7239, 7486, 7620, 7880, 7980, 8274, 8890, 9652, 10668, 11032, 11229, 11820, 12065, 13335, 13790, 14478, 14972, 15240, 15960, 16548, 16891, 17780, 18715, 19304, 20685, 21336, 22458, 23640, 24130, 25019, 26201, 26670, 27580, 28956, 29944, 33096, 33782, 35560, 36195, 37430, 41370, 44916, 48260, 50038, 50673, 52402, 53340, 55160, 56145, 57912, 67564, 72390, 74860, 75057, 78603, 82740, 84455, 89832, 96520, 100076, 101346, 104804, 106680, 112290, 125095, 131005, 135128, 144780, 149720, 150114, 157206, 165480, 168910, 175133, 200152, 202692, 209608, 224580, 250190, 253365, 262010, 289560, 300228, 314412, 337820, 350266, 375285, 393015, 405384, 449160, 475361, 500380, 506730, 524020, 525399, 600456, 628824, 675640, 700532, 750570, 786030, 875665, 950722, 1000760, 1013460, 1048040, 1050798, 1401064, 1426083, 1501140, 1572060, 1751330, 1901444, 2026920, 2101596, 2376805, 2626995, 2852166, 3002280, 3144120, 3327527, 3502660, 3802888, 4203192, 4753610, 5253990, 5704332, 6655054, 7005320, 7130415, 9507220, 9982581, 10507980, 11408664, 13310108, 14260830, 16637635, 19014440, 19965162, 21015960, 26620216, 28521660, 33275270, 39930324, 49912905, 57043320, 66550540, 79860648, 99825810, 133101080, 199651620, 399303240]

約数ペア:

[(1, 399303240), (2, 199651620), (3, 133101080), (4, 99825810), (5, 79860648), (6, 66550540), (7, 57043320), (8, 49912905), (10, 39930324), (12, 33275270), (14, 28521660), (15, 26620216), (19, 21015960), (20, 19965162), (21, 19014440), (24, 16637635), (28, 14260830), (30, 13310108), (35, 11408664), (38, 10507980), (40, 9982581), (42, 9507220), (56, 7130415), (57, 7005320), (60, 6655054), (70, 5704332), (76, 5253990), (84, 4753610), (95, 4203192), (105, 3802888), (114, 3502660), (120, 3327527), (127, 3144120), (133, 3002280), (140, 2852166), (152, 2626995), (168, 2376805), (190, 2101596), (197, 2026920), (210, 1901444), (228, 1751330), (254, 1572060), (266, 1501140), (280, 1426083), (285, 1401064), (380, 1050798), (381, 1048040), (394, 1013460), (399, 1000760), (420, 950722), (456, 875665), (508, 786030), (532, 750570), (570, 700532), (591, 675640), (635, 628824), (665, 600456), (760, 525399), (762, 524020), (788, 506730), (798, 500380), (840, 475361), (889, 449160), (985, 405384), (1016, 393015), (1064, 375285), (1140, 350266), (1182, 337820), (1270, 314412), (1330, 300228), (1379, 289560), (1524, 262010), (1576, 253365), (1596, 250190), (1778, 224580), (1905, 209608), (1970, 202692), (1995, 200152), (2280, 175133), (2364, 168910), (2413, 165480), (2540, 157206), (2660, 150114), (2667, 149720), (2758, 144780), (2955, 135128), (3048, 131005), (3192, 125095), (3556, 112290), (3743, 106680), (3810, 104804), (3940, 101346), (3990, 100076), (4137, 96520), (4445, 89832), (4728, 84455), (4826, 82740), (5080, 78603), (5320, 75057), (5334, 74860), (5516, 72390), (5910, 67564), (6895, 57912), (7112, 56145), (7239, 55160), (7486, 53340), (7620, 52402), (7880, 50673), (7980, 50038), (8274, 48260), (8890, 44916), (9652, 41370), (10668, 37430), (11032, 36195), (11229, 35560), (11820, 33782), (12065, 33096), (13335, 29944), (13790, 28956), (14478, 27580), (14972, 26670), (15240, 26201), (15960, 25019), (16548, 24130), (16891, 23640), (17780, 22458), (18715, 21336), (19304, 20685)]