20120481984

素因数分解:

$2^6\times 3^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{317}}^1$

素因数の和:615

約数の個数: 224

約数和(自身を含む): 57070264320

約数和(自身を除く): 36949782336

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 127, 137, 152, 192, 228, 254, 274, 304, 317, 381, 411, 456, 508, 548, 608, 634, 762, 822, 912, 951, 1016, 1096, 1216, 1268, 1524, 1644, 1824, 1902, 2032, 2192, 2413, 2536, 2603, 3048, 3288, 3648, 3804, 4064, 4384, 4826, 5072, 5206, 6023, 6096, 6576, 7239, 7608, 7809, 8128, 8768, 9652, 10144, 10412, 12046, 12192, 13152, 14478, 15216, 15618, 17399, 18069, 19304, 20288, 20824, 24092, 24384, 26304, 28956, 30432, 31236, 34798, 36138, 38608, 40259, 41648, 43429, 48184, 52197, 57912, 60864, 62472, 69596, 72276, 77216, 80518, 83296, 86858, 96368, 104394, 115824, 120777, 124944, 130287, 139192, 144552, 154432, 161036, 166592, 173716, 192736, 208788, 231648, 241554, 249888, 260574, 278384, 289104, 322072, 330581, 347432, 385472, 417576, 463296, 483108, 499776, 521148, 556768, 578208, 644144, 661162, 694864, 764921, 825151, 835152, 966216, 991743, 1042296, 1113536, 1156416, 1288288, 1322324, 1389728, 1529842, 1650302, 1670304, 1932432, 1983486, 2084592, 2294763, 2475453, 2576576, 2644648, 2779456, 3059684, 3300604, 3340608, 3864864, 3966972, 4169184, 4589526, 4950906, 5289296, 5515483, 6119368, 6601208, 7729728, 7933944, 8338368, 9179052, 9901812, 10578592, 11030966, 12238736, 13202416, 15867888, 16546449, 18358104, 19803624, 21157184, 22061932, 24477472, 26404832, 31735776, 33092898, 36716208, 39607248, 44123864, 48954944, 52809664, 63471552, 66185796, 73432416, 79214496, 88247728, 104794177, 132371592, 146864832, 158428992, 176495456, 209588354, 264743184, 314382531, 352990912, 419176708, 529486368, 628765062, 838353416, 1058972736, 1257530124, 1676706832, 2515060248, 3353413664, 5030120496, 6706827328, 10060240992, 20120481984]

約数ペア:

[(1, 20120481984), (2, 10060240992), (3, 6706827328), (4, 5030120496), (6, 3353413664), (8, 2515060248), (12, 1676706832), (16, 1257530124), (19, 1058972736), (24, 838353416), (32, 628765062), (38, 529486368), (48, 419176708), (57, 352990912), (64, 314382531), (76, 264743184), (96, 209588354), (114, 176495456), (127, 158428992), (137, 146864832), (152, 132371592), (192, 104794177), (228, 88247728), (254, 79214496), (274, 73432416), (304, 66185796), (317, 63471552), (381, 52809664), (411, 48954944), (456, 44123864), (508, 39607248), (548, 36716208), (608, 33092898), (634, 31735776), (762, 26404832), (822, 24477472), (912, 22061932), (951, 21157184), (1016, 19803624), (1096, 18358104), (1216, 16546449), (1268, 15867888), (1524, 13202416), (1644, 12238736), (1824, 11030966), (1902, 10578592), (2032, 9901812), (2192, 9179052), (2413, 8338368), (2536, 7933944), (2603, 7729728), (3048, 6601208), (3288, 6119368), (3648, 5515483), (3804, 5289296), (4064, 4950906), (4384, 4589526), (4826, 4169184), (5072, 3966972), (5206, 3864864), (6023, 3340608), (6096, 3300604), (6576, 3059684), (7239, 2779456), (7608, 2644648), (7809, 2576576), (8128, 2475453), (8768, 2294763), (9652, 2084592), (10144, 1983486), (10412, 1932432), (12046, 1670304), (12192, 1650302), (13152, 1529842), (14478, 1389728), (15216, 1322324), (15618, 1288288), (17399, 1156416), (18069, 1113536), (19304, 1042296), (20288, 991743), (20824, 966216), (24092, 835152), (24384, 825151), (26304, 764921), (28956, 694864), (30432, 661162), (31236, 644144), (34798, 578208), (36138, 556768), (38608, 521148), (40259, 499776), (41648, 483108), (43429, 463296), (48184, 417576), (52197, 385472), (57912, 347432), (60864, 330581), (62472, 322072), (69596, 289104), (72276, 278384), (77216, 260574), (80518, 249888), (83296, 241554), (86858, 231648), (96368, 208788), (104394, 192736), (115824, 173716), (120777, 166592), (124944, 161036), (130287, 154432), (139192, 144552)]