1897775360

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:361

約数の個数: 216

約数和(自身を含む): 5099076864

約数和(自身を除く): 3201301504

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 169, 208, 248, 256, 260, 283, 310, 320, 338, 403, 416, 496, 520, 566, 620, 640, 676, 806, 832, 845, 992, 1040, 1132, 1240, 1280, 1352, 1415, 1612, 1664, 1690, 1984, 2015, 2080, 2264, 2480, 2704, 2830, 3224, 3328, 3380, 3679, 3968, 4030, 4160, 4528, 4960, 5239, 5408, 5660, 6448, 6760, 7358, 7936, 8060, 8320, 8773, 9056, 9920, 10478, 10816, 11320, 12896, 13520, 14716, 16120, 16640, 17546, 18112, 18395, 19840, 20956, 21632, 22640, 25792, 26195, 27040, 29432, 32240, 35092, 36224, 36790, 39680, 41912, 43264, 43865, 45280, 47827, 51584, 52390, 54080, 58864, 64480, 70184, 72448, 73580, 83824, 87730, 90560, 95654, 103168, 104780, 108160, 114049, 117728, 128960, 140368, 147160, 167648, 175460, 181120, 191308, 209560, 216320, 228098, 235456, 239135, 257920, 280736, 294320, 335296, 350920, 362240, 382616, 419120, 456196, 470912, 478270, 515840, 561472, 570245, 588640, 670592, 701840, 765232, 838240, 912392, 941824, 956540, 1122944, 1140490, 1177280, 1341184, 1403680, 1482637, 1530464, 1676480, 1824784, 1913080, 2245888, 2280980, 2354560, 2807360, 2965274, 3060928, 3352960, 3649568, 3826160, 4561960, 4709120, 5614720, 5930548, 6121856, 6705920, 7299136, 7413185, 7652320, 9123920, 11229440, 11861096, 12243712, 14598272, 14826370, 15304640, 18247840, 23722192, 29196544, 29652740, 30609280, 36495680, 47444384, 59305480, 61218560, 72991360, 94888768, 118610960, 145982720, 189777536, 237221920, 379555072, 474443840, 948887680, 1897775360]

約数ペア:

[(1, 1897775360), (2, 948887680), (4, 474443840), (5, 379555072), (8, 237221920), (10, 189777536), (13, 145982720), (16, 118610960), (20, 94888768), (26, 72991360), (31, 61218560), (32, 59305480), (40, 47444384), (52, 36495680), (62, 30609280), (64, 29652740), (65, 29196544), (80, 23722192), (104, 18247840), (124, 15304640), (128, 14826370), (130, 14598272), (155, 12243712), (160, 11861096), (169, 11229440), (208, 9123920), (248, 7652320), (256, 7413185), (260, 7299136), (283, 6705920), (310, 6121856), (320, 5930548), (338, 5614720), (403, 4709120), (416, 4561960), (496, 3826160), (520, 3649568), (566, 3352960), (620, 3060928), (640, 2965274), (676, 2807360), (806, 2354560), (832, 2280980), (845, 2245888), (992, 1913080), (1040, 1824784), (1132, 1676480), (1240, 1530464), (1280, 1482637), (1352, 1403680), (1415, 1341184), (1612, 1177280), (1664, 1140490), (1690, 1122944), (1984, 956540), (2015, 941824), (2080, 912392), (2264, 838240), (2480, 765232), (2704, 701840), (2830, 670592), (3224, 588640), (3328, 570245), (3380, 561472), (3679, 515840), (3968, 478270), (4030, 470912), (4160, 456196), (4528, 419120), (4960, 382616), (5239, 362240), (5408, 350920), (5660, 335296), (6448, 294320), (6760, 280736), (7358, 257920), (7936, 239135), (8060, 235456), (8320, 228098), (8773, 216320), (9056, 209560), (9920, 191308), (10478, 181120), (10816, 175460), (11320, 167648), (12896, 147160), (13520, 140368), (14716, 128960), (16120, 117728), (16640, 114049), (17546, 108160), (18112, 104780), (18395, 103168), (19840, 95654), (20956, 90560), (21632, 87730), (22640, 83824), (25792, 73580), (26195, 72448), (27040, 70184), (29432, 64480), (32240, 58864), (35092, 54080), (36224, 52390), (36790, 51584), (39680, 47827), (41912, 45280), (43264, 43865)]