1989318240

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:124

約数の個数: 1152

約数和(自身を含む): 9510359040

約数和(自身を除く): 7521040800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 24, 26, 28, 30, 32, 34, 35, 36, 38, 39, 40, 42, 45, 47, 48, 51, 52, 56, 57, 60, 63, 65, 68, 70, 72, 76, 78, 80, 84, 85, 90, 91, 94, 95, 96, 102, 104, 105, 112, 114, 117, 119, 120, 126, 130, 133, 136, 140, 141, 144, 152, 153, 156, 160, 168, 170, 171, 180, 182, 188, 190, 195, 204, 208, 210, 221, 224, 228, 234, 235, 238, 240, 247, 252, 255, 260, 266, 272, 273, 280, 282, 285, 288, 304, 306, 312, 315, 323, 329, 336, 340, 342, 357, 360, 364, 376, 380, 390, 399, 408, 416, 420, 423, 442, 455, 456, 468, 470, 476, 480, 494, 504, 510, 520, 532, 544, 546, 560, 564, 570, 585, 595, 608, 611, 612, 624, 630, 646, 658, 663, 665, 672, 680, 684, 705, 714, 720, 728, 741, 752, 760, 765, 780, 798, 799, 816, 819, 840, 846, 855, 884, 893, 910, 912, 936, 940, 952, 969, 987, 988, 1008, 1020, 1040, 1064, 1071, 1092, 1105, 1120, 1128, 1140, 1170, 1190, 1197, 1222, 1224, 1235, 1248, 1260, 1292, 1316, 1326, 1330, 1360, 1365, 1368, 1410, 1428, 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91086, 92820, 92872, 93024, 93483, 93765, 94752, 95760, 95880, 97760, 100016, 100674, 100776, 101745, 102648, 103740, 103870, 104481, 106080, 106267, 107160, 108528, 109980, 111384, 111860, 112518, 115056, 116090, 116280, 117572, 118440, 118560, 121448, 123760, 124488, 124644, 125020, 125970, 127840, 128310, 128592, 131040, 134232, 134368, 135660, 136629, 136864, 138320, 139230, 139308, 142880, 143820, 145418, 146640, 146965, 148512, 150024, 151164, 151810, 153972, 155040, 155610, 155805, 157920, 159120, 160740, 162526, 162792, 165984, 166192, 167790, 167960, 171080, 171360, 174135, 175968, 176358, 177840, 178976, 180880, 182172, 185640, 185744, 186966, 187530, 188955, 191520, 191760, 192465, 197353, 200032, 201348, 201552, 203490, 205296, 207480, 207740, 208962, 212534, 214320, 217056, 218127, 219960, 222768, 223720, 225036, 227715, 230112, 232180, 232560, 235144, 236880, 242896, 243789, 247520, 248976, 249288, 250040, 251685, 251940, 256620, 257184, 264537, 268464, 271320, 273258, 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約数ペア:

[(1, 1989318240), (2, 994659120), (3, 663106080), (4, 497329560), (5, 397863648), (6, 331553040), (7, 284188320), (8, 248664780), (9, 221035360), (10, 198931824), (12, 165776520), (13, 153024480), (14, 142094160), (15, 132621216), (16, 124332390), (17, 117018720), (18, 110517680), (19, 104700960), (20, 99465912), (21, 94729440), (24, 82888260), (26, 76512240), (28, 71047080), (30, 66310608), (32, 62166195), (34, 58509360), (35, 56837664), (36, 55258840), (38, 52350480), (39, 51008160), (40, 49732956), (42, 47364720), (45, 44207072), (47, 42325920), (48, 41444130), (51, 39006240), (52, 38256120), (56, 35523540), (57, 34900320), (60, 33155304), (63, 31576480), (65, 30604896), (68, 29254680), (70, 28418832), (72, 27629420), (76, 26175240), (78, 25504080), (80, 24866478), (84, 23682360), (85, 23403744), (90, 22103536), (91, 21860640), (94, 21162960), (95, 20940192), (96, 20722065), (102, 19503120), (104, 19128060), (105, 18945888), (112, 17761770), (114, 17450160), (117, 17002720), (119, 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