51673440

素因数分解:

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

素因数の和:71

約数の個数: 288

約数和(自身を含む): 205117920

約数和(自身を除く): 153444480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 49, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 98, 104, 105, 112, 120, 130, 140, 147, 156, 160, 168, 169, 182, 195, 196, 208, 210, 224, 240, 245, 260, 273, 280, 294, 312, 336, 338, 364, 390, 392, 416, 420, 455, 480, 490, 507, 520, 546, 560, 588, 624, 637, 672, 676, 728, 735, 780, 784, 840, 845, 910, 980, 1014, 1040, 1092, 1120, 1176, 1183, 1248, 1274, 1352, 1365, 1456, 1470, 1560, 1568, 1680, 1690, 1820, 1911, 1960, 2028, 2080, 2184, 2197, 2352, 2366, 2535, 2548, 2704, 2730, 2912, 2940, 3120, 3185, 3360, 3380, 3549, 3640, 3822, 3920, 4056, 4368, 4394, 4704, 4732, 5070, 5096, 5408, 5460, 5880, 5915, 6240, 6370, 6591, 6760, 7098, 7280, 7644, 7840, 8112, 8281, 8736, 8788, 9464, 9555, 10140, 10192, 10920, 10985, 11760, 11830, 12740, 13182, 13520, 14196, 14560, 15288, 15379, 16224, 16562, 17576, 17745, 18928, 19110, 20280, 20384, 21840, 21970, 23520, 23660, 24843, 25480, 26364, 27040, 28392, 30576, 30758, 32955, 33124, 35152, 35490, 37856, 38220, 40560, 41405, 43680, 43940, 46137, 47320, 49686, 50960, 52728, 56784, 61152, 61516, 65910, 66248, 70304, 70980, 76440, 76895, 81120, 82810, 87880, 92274, 94640, 99372, 101920, 105456, 107653, 113568, 123032, 124215, 131820, 132496, 141960, 152880, 153790, 165620, 175760, 184548, 189280, 198744, 210912, 215306, 230685, 246064, 248430, 263640, 264992, 283920, 305760, 307580, 322959, 331240, 351520, 369096, 397488, 430612, 461370, 492128, 496860, 527280, 538265, 567840, 615160, 645918, 662480, 738192, 794976, 861224, 922740, 993720, 1054560, 1076530, 1230320, 1291836, 1324960, 1476384, 1614795, 1722448, 1845480, 1987440, 2153060, 2460640, 2583672, 3229590, 3444896, 3690960, 3974880, 4306120, 5167344, 6459180, 7381920, 8612240, 10334688, 12918360, 17224480, 25836720, 51673440]

約数ペア:

[(1, 51673440), (2, 25836720), (3, 17224480), (4, 12918360), (5, 10334688), (6, 8612240), (7, 7381920), (8, 6459180), (10, 5167344), (12, 4306120), (13, 3974880), (14, 3690960), (15, 3444896), (16, 3229590), (20, 2583672), (21, 2460640), (24, 2153060), (26, 1987440), (28, 1845480), (30, 1722448), (32, 1614795), (35, 1476384), (39, 1324960), (40, 1291836), (42, 1230320), (48, 1076530), (49, 1054560), (52, 993720), (56, 922740), (60, 861224), (65, 794976), (70, 738192), (78, 662480), (80, 645918), (84, 615160), (91, 567840), (96, 538265), (98, 527280), (104, 496860), (105, 492128), (112, 461370), (120, 430612), (130, 397488), (140, 369096), (147, 351520), (156, 331240), (160, 322959), (168, 307580), (169, 305760), (182, 283920), (195, 264992), (196, 263640), (208, 248430), (210, 246064), (224, 230685), (240, 215306), (245, 210912), (260, 198744), (273, 189280), (280, 184548), (294, 175760), (312, 165620), (336, 153790), (338, 152880), (364, 141960), (390, 132496), (392, 131820), (416, 124215), (420, 123032), (455, 113568), (480, 107653), (490, 105456), (507, 101920), (520, 99372), (546, 94640), (560, 92274), (588, 87880), (624, 82810), (637, 81120), (672, 76895), (676, 76440), (728, 70980), (735, 70304), (780, 66248), (784, 65910), (840, 61516), (845, 61152), (910, 56784), (980, 52728), (1014, 50960), (1040, 49686), (1092, 47320), (1120, 46137), (1176, 43940), (1183, 43680), (1248, 41405), (1274, 40560), (1352, 38220), (1365, 37856), (1456, 35490), (1470, 35152), (1560, 33124), (1568, 32955), (1680, 30758), (1690, 30576), (1820, 28392), (1911, 27040), (1960, 26364), (2028, 25480), (2080, 24843), (2184, 23660), (2197, 23520), (2352, 21970), (2366, 21840), (2535, 20384), (2548, 20280), (2704, 19110), (2730, 18928), (2912, 17745), (2940, 17576), (3120, 16562), (3185, 16224), (3360, 15379), (3380, 15288), (3549, 14560), (3640, 14196), (3822, 13520), (3920, 13182), (4056, 12740), (4368, 11830), (4394, 11760), (4704, 10985), (4732, 10920), (5070, 10192), (5096, 10140), (5408, 9555), (5460, 9464), (5880, 8788), (5915, 8736), (6240, 8281), (6370, 8112), (6591, 7840), (6760, 7644), (7098, 7280)]