639213960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:393

約数の個数: 384

約数和(自身を含む): 2543385600

約数和(自身を除く): 1904171640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 19, 20, 21, 22, 24, 28, 30, 33, 35, 38, 40, 42, 44, 55, 56, 57, 60, 66, 70, 76, 77, 84, 88, 95, 105, 110, 114, 120, 121, 132, 133, 140, 152, 154, 165, 168, 190, 209, 210, 220, 228, 231, 242, 264, 266, 280, 285, 308, 330, 331, 363, 380, 385, 399, 418, 420, 440, 456, 462, 484, 532, 570, 605, 616, 627, 660, 662, 665, 726, 760, 770, 798, 836, 840, 847, 924, 968, 993, 1045, 1064, 1140, 1155, 1210, 1254, 1320, 1324, 1330, 1452, 1463, 1540, 1596, 1655, 1672, 1694, 1815, 1848, 1986, 1995, 2090, 2280, 2299, 2310, 2317, 2420, 2508, 2541, 2648, 2660, 2904, 2926, 3080, 3135, 3192, 3310, 3388, 3630, 3641, 3972, 3990, 4180, 4235, 4389, 4598, 4620, 4634, 4840, 4965, 5016, 5082, 5320, 5852, 6270, 6289, 6620, 6776, 6897, 6951, 7260, 7282, 7315, 7944, 7980, 8360, 8470, 8778, 9196, 9240, 9268, 9930, 10164, 10923, 11495, 11585, 11704, 12540, 12578, 12705, 13240, 13794, 13902, 14520, 14564, 14630, 15960, 16093, 16940, 17556, 18205, 18392, 18536, 18867, 19860, 20328, 21846, 21945, 22990, 23170, 25080, 25156, 25410, 25487, 27588, 27804, 29128, 29260, 31445, 32186, 33880, 34485, 34755, 35112, 36410, 37734, 39720, 40051, 43692, 43890, 44023, 45980, 46340, 48279, 50312, 50820, 50974, 54615, 55176, 55608, 58520, 62890, 64372, 68970, 69179, 69510, 72820, 75468, 76461, 80102, 80465, 87384, 87780, 88046, 91960, 92680, 94335, 96558, 101640, 101948, 109230, 120153, 125780, 127435, 128744, 132069, 137940, 138358, 139020, 145640, 150936, 152922, 160204, 160930, 175560, 176092, 188670, 193116, 200255, 203896, 207537, 218460, 220115, 240306, 241395, 251560, 254870, 264138, 275880, 276716, 278040, 280357, 305844, 320408, 321860, 345895, 352184, 377340, 382305, 386232, 400510, 415074, 436920, 440230, 480612, 482790, 484253, 509740, 528276, 553432, 560714, 600765, 611688, 643720, 660345, 691790, 754680, 760969, 764610, 801020, 830148, 841071, 880460, 961224, 965580, 968506, 1019480, 1037685, 1056552, 1121428, 1201530, 1320690, 1383580, 1401785, 1452759, 1521938, 1529220, 1602040, 1660296, 1682142, 1760920, 1931160, 1937012, 2075370, 2242856, 2282907, 2403060, 2421265, 2641380, 2767160, 2803570, 2905518, 3043876, 3058440, 3364284, 3804845, 3874024, 4150740, 4205355, 4565814, 4806120, 4842530, 5282760, 5326783, 5607140, 5811036, 6087752, 6728568, 7263795, 7609690, 8301480, 8410710, 9131628, 9685060, 10653566, 11214280, 11414535, 11622072, 14527590, 15219380, 15980349, 16821420, 18263256, 19370120, 21307132, 22829070, 26633915, 29055180, 30438760, 31960698, 33642840, 42614264, 45658140, 53267830, 58110360, 63921396, 79901745, 91316280, 106535660, 127842792, 159803490, 213071320, 319606980, 639213960]

約数ペア:

[(1, 639213960), (2, 319606980), (3, 213071320), (4, 159803490), (5, 127842792), (6, 106535660), (7, 91316280), (8, 79901745), (10, 63921396), (11, 58110360), (12, 53267830), (14, 45658140), (15, 42614264), (19, 33642840), (20, 31960698), (21, 30438760), (22, 29055180), (24, 26633915), (28, 22829070), (30, 21307132), (33, 19370120), (35, 18263256), (38, 16821420), (40, 15980349), (42, 15219380), (44, 14527590), (55, 11622072), (56, 11414535), (57, 11214280), (60, 10653566), (66, 9685060), (70, 9131628), (76, 8410710), (77, 8301480), (84, 7609690), (88, 7263795), (95, 6728568), (105, 6087752), (110, 5811036), (114, 5607140), (120, 5326783), (121, 5282760), (132, 4842530), (133, 4806120), (140, 4565814), (152, 4205355), (154, 4150740), (165, 3874024), (168, 3804845), (190, 3364284), (209, 3058440), (210, 3043876), (220, 2905518), (228, 2803570), (231, 2767160), (242, 2641380), (264, 2421265), (266, 2403060), (280, 2282907), (285, 2242856), (308, 2075370), (330, 1937012), (331, 1931160), (363, 1760920), (380, 1682142), (385, 1660296), (399, 1602040), (418, 1529220), (420, 1521938), (440, 1452759), (456, 1401785), (462, 1383580), (484, 1320690), (532, 1201530), (570, 1121428), (605, 1056552), (616, 1037685), (627, 1019480), (660, 968506), (662, 965580), (665, 961224), (726, 880460), (760, 841071), (770, 830148), (798, 801020), (836, 764610), (840, 760969), (847, 754680), (924, 691790), (968, 660345), (993, 643720), (1045, 611688), (1064, 600765), (1140, 560714), (1155, 553432), (1210, 528276), (1254, 509740), (1320, 484253), (1324, 482790), (1330, 480612), (1452, 440230), (1463, 436920), (1540, 415074), (1596, 400510), (1655, 386232), (1672, 382305), (1694, 377340), (1815, 352184), (1848, 345895), (1986, 321860), (1995, 320408), (2090, 305844), (2280, 280357), (2299, 278040), (2310, 276716), (2317, 275880), (2420, 264138), (2508, 254870), (2541, 251560), (2648, 241395), (2660, 240306), (2904, 220115), (2926, 218460), (3080, 207537), (3135, 203896), (3192, 200255), (3310, 193116), (3388, 188670), (3630, 176092), (3641, 175560), (3972, 160930), (3990, 160204), (4180, 152922), (4235, 150936), (4389, 145640), (4598, 139020), (4620, 138358), (4634, 137940), (4840, 132069), (4965, 128744), (5016, 127435), (5082, 125780), (5320, 120153), (5852, 109230), (6270, 101948), (6289, 101640), (6620, 96558), (6776, 94335), (6897, 92680), (6951, 91960), (7260, 88046), (7282, 87780), (7315, 87384), (7944, 80465), (7980, 80102), (8360, 76461), (8470, 75468), (8778, 72820), (9196, 69510), (9240, 69179), (9268, 68970), (9930, 64372), (10164, 62890), (10923, 58520), (11495, 55608), (11585, 55176), (11704, 54615), (12540, 50974), (12578, 50820), (12705, 50312), (13240, 48279), (13794, 46340), (13902, 45980), (14520, 44023), (14564, 43890), (14630, 43692), (15960, 40051), (16093, 39720), (16940, 37734), (17556, 36410), (18205, 35112), (18392, 34755), (18536, 34485), (18867, 33880), (19860, 32186), (20328, 31445), (21846, 29260), (21945, 29128), (22990, 27804), (23170, 27588), (25080, 25487), (25156, 25410)]