1990237536

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{233}}^1$

素因数の和:498

約数の個数: 288

約数和(自身を含む): 6868592640

約数和(自身を除く): 4878355104

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 56, 57, 63, 72, 76, 84, 96, 112, 114, 126, 133, 144, 152, 168, 171, 223, 224, 228, 233, 252, 266, 288, 304, 336, 342, 399, 446, 456, 466, 504, 532, 608, 669, 672, 684, 699, 798, 892, 912, 932, 1008, 1064, 1197, 1338, 1368, 1398, 1561, 1596, 1631, 1784, 1824, 1864, 2007, 2016, 2097, 2128, 2394, 2676, 2736, 2796, 3122, 3192, 3262, 3568, 3728, 4014, 4194, 4237, 4256, 4427, 4683, 4788, 4893, 5352, 5472, 5592, 6244, 6384, 6524, 7136, 7456, 8028, 8388, 8474, 8854, 9366, 9576, 9786, 10704, 11184, 12488, 12711, 12768, 13048, 13281, 14049, 14679, 16056, 16776, 16948, 17708, 18732, 19152, 19572, 21408, 22368, 24976, 25422, 26096, 26562, 28098, 29358, 29659, 30989, 32112, 33552, 33896, 35416, 37464, 38133, 38304, 39144, 39843, 49952, 50844, 51959, 52192, 53124, 56196, 58716, 59318, 61978, 64224, 67104, 67792, 70832, 74928, 76266, 78288, 79686, 88977, 92967, 101688, 103918, 106248, 112392, 117432, 118636, 123956, 135584, 141664, 149856, 152532, 155877, 156576, 159372, 177954, 185934, 203376, 207836, 212496, 224784, 234864, 237272, 247912, 266931, 278901, 305064, 311754, 318744, 355908, 363713, 371868, 406752, 415672, 424992, 449568, 467631, 469728, 474544, 495824, 533862, 557802, 610128, 623508, 637488, 711816, 727426, 743736, 831344, 935262, 949088, 987221, 991648, 1067724, 1091139, 1115604, 1220256, 1247016, 1274976, 1423632, 1454852, 1487472, 1662688, 1870524, 1974442, 2135448, 2182278, 2231208, 2494032, 2847264, 2909704, 2961663, 2974944, 3273417, 3741048, 3948884, 4270896, 4364556, 4462416, 4988064, 5819408, 5923326, 6546834, 6910547, 7482096, 7897768, 8541792, 8729112, 8884989, 8924832, 11638816, 11846652, 13093668, 13821094, 14964192, 15795536, 17458224, 17769978, 20731641, 23693304, 26187336, 27642188, 31591072, 34916448, 35539956, 41463282, 47386608, 52374672, 55284376, 62194923, 71079912, 82926564, 94773216, 104749344, 110568752, 124389846, 142159824, 165853128, 221137504, 248779692, 284319648, 331706256, 497559384, 663412512, 995118768, 1990237536]

約数ペア:

[(1, 1990237536), (2, 995118768), (3, 663412512), (4, 497559384), (6, 331706256), (7, 284319648), (8, 248779692), (9, 221137504), (12, 165853128), (14, 142159824), (16, 124389846), (18, 110568752), (19, 104749344), (21, 94773216), (24, 82926564), (28, 71079912), (32, 62194923), (36, 55284376), (38, 52374672), (42, 47386608), (48, 41463282), (56, 35539956), (57, 34916448), (63, 31591072), (72, 27642188), (76, 26187336), (84, 23693304), (96, 20731641), (112, 17769978), (114, 17458224), (126, 15795536), (133, 14964192), (144, 13821094), (152, 13093668), (168, 11846652), (171, 11638816), (223, 8924832), (224, 8884989), (228, 8729112), (233, 8541792), (252, 7897768), (266, 7482096), (288, 6910547), (304, 6546834), (336, 5923326), (342, 5819408), (399, 4988064), (446, 4462416), (456, 4364556), (466, 4270896), (504, 3948884), (532, 3741048), (608, 3273417), (669, 2974944), (672, 2961663), (684, 2909704), (699, 2847264), (798, 2494032), (892, 2231208), (912, 2182278), (932, 2135448), (1008, 1974442), (1064, 1870524), (1197, 1662688), (1338, 1487472), (1368, 1454852), (1398, 1423632), (1561, 1274976), (1596, 1247016), (1631, 1220256), (1784, 1115604), (1824, 1091139), (1864, 1067724), (2007, 991648), (2016, 987221), (2097, 949088), (2128, 935262), (2394, 831344), (2676, 743736), (2736, 727426), (2796, 711816), (3122, 637488), (3192, 623508), (3262, 610128), (3568, 557802), (3728, 533862), (4014, 495824), (4194, 474544), (4237, 469728), (4256, 467631), (4427, 449568), (4683, 424992), (4788, 415672), (4893, 406752), (5352, 371868), (5472, 363713), (5592, 355908), (6244, 318744), (6384, 311754), (6524, 305064), (7136, 278901), (7456, 266931), (8028, 247912), (8388, 237272), (8474, 234864), (8854, 224784), (9366, 212496), (9576, 207836), (9786, 203376), (10704, 185934), (11184, 177954), (12488, 159372), (12711, 156576), (12768, 155877), (13048, 152532), (13281, 149856), (14049, 141664), (14679, 135584), (16056, 123956), (16776, 118636), (16948, 117432), (17708, 112392), (18732, 106248), (19152, 103918), (19572, 101688), (21408, 92967), (22368, 88977), (24976, 79686), (25422, 78288), (26096, 76266), (26562, 74928), (28098, 70832), (29358, 67792), (29659, 67104), (30989, 64224), (32112, 61978), (33552, 59318), (33896, 58716), (35416, 56196), (37464, 53124), (38133, 52192), (38304, 51959), (39144, 50844), (39843, 49952)]