15899520

素因数分解:

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

素因数の和:62

約数の個数: 288

約数和(自身を含む): 63837720

約数和(自身を除く): 47938200

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, 64, 65, 70, 78, 80, 84, 91, 96, 98, 104, 105, 112, 120, 128, 130, 140, 147, 156, 160, 168, 169, 182, 192, 195, 196, 208, 210, 224, 240, 245, 260, 273, 280, 294, 312, 320, 336, 338, 364, 384, 390, 392, 416, 420, 448, 455, 480, 490, 507, 520, 546, 560, 588, 624, 637, 640, 672, 676, 728, 735, 780, 784, 832, 840, 845, 896, 910, 960, 980, 1014, 1040, 1092, 1120, 1176, 1183, 1248, 1274, 1344, 1352, 1365, 1456, 1470, 1560, 1568, 1664, 1680, 1690, 1820, 1911, 1920, 1960, 2028, 2080, 2184, 2240, 2352, 2366, 2496, 2535, 2548, 2688, 2704, 2730, 2912, 2940, 3120, 3136, 3185, 3360, 3380, 3549, 3640, 3822, 3920, 4056, 4160, 4368, 4480, 4704, 4732, 4992, 5070, 5096, 5408, 5460, 5824, 5880, 5915, 6240, 6272, 6370, 6720, 6760, 7098, 7280, 7644, 7840, 8112, 8281, 8320, 8736, 9408, 9464, 9555, 10140, 10192, 10816, 10920, 11648, 11760, 11830, 12480, 12740, 13440, 13520, 14196, 14560, 15288, 15680, 16224, 16562, 17472, 17745, 18816, 18928, 19110, 20280, 20384, 21632, 21840, 23520, 23660, 24843, 24960, 25480, 27040, 28392, 29120, 30576, 31360, 32448, 33124, 34944, 35490, 37856, 38220, 40560, 40768, 41405, 43680, 47040, 47320, 49686, 50960, 54080, 56784, 58240, 61152, 64896, 66248, 70980, 75712, 76440, 81120, 81536, 82810, 87360, 94080, 94640, 99372, 101920, 108160, 113568, 122304, 124215, 132496, 141960, 151424, 152880, 162240, 165620, 174720, 189280, 198744, 203840, 227136, 244608, 248430, 264992, 283920, 305760, 324480, 331240, 378560, 397488, 407680, 454272, 496860, 529984, 567840, 611520, 662480, 757120, 794976, 993720, 1059968, 1135680, 1223040, 1324960, 1589952, 1987440, 2271360, 2649920, 3179904, 3974880, 5299840, 7949760, 15899520]

約数ペア:

[(1, 15899520), (2, 7949760), (3, 5299840), (4, 3974880), (5, 3179904), (6, 2649920), (7, 2271360), (8, 1987440), (10, 1589952), (12, 1324960), (13, 1223040), (14, 1135680), (15, 1059968), (16, 993720), (20, 794976), (21, 757120), (24, 662480), (26, 611520), (28, 567840), (30, 529984), (32, 496860), (35, 454272), (39, 407680), (40, 397488), (42, 378560), (48, 331240), (49, 324480), (52, 305760), (56, 283920), (60, 264992), (64, 248430), (65, 244608), (70, 227136), (78, 203840), (80, 198744), (84, 189280), (91, 174720), (96, 165620), (98, 162240), (104, 152880), (105, 151424), (112, 141960), (120, 132496), (128, 124215), (130, 122304), (140, 113568), (147, 108160), (156, 101920), (160, 99372), (168, 94640), (169, 94080), (182, 87360), (192, 82810), (195, 81536), (196, 81120), (208, 76440), (210, 75712), (224, 70980), (240, 66248), (245, 64896), (260, 61152), (273, 58240), (280, 56784), (294, 54080), (312, 50960), (320, 49686), (336, 47320), (338, 47040), (364, 43680), (384, 41405), (390, 40768), (392, 40560), (416, 38220), (420, 37856), (448, 35490), (455, 34944), (480, 33124), (490, 32448), (507, 31360), (520, 30576), (546, 29120), (560, 28392), (588, 27040), (624, 25480), (637, 24960), (640, 24843), (672, 23660), (676, 23520), (728, 21840), (735, 21632), (780, 20384), (784, 20280), (832, 19110), (840, 18928), (845, 18816), (896, 17745), (910, 17472), (960, 16562), (980, 16224), (1014, 15680), (1040, 15288), (1092, 14560), (1120, 14196), (1176, 13520), (1183, 13440), (1248, 12740), (1274, 12480), (1344, 11830), (1352, 11760), (1365, 11648), (1456, 10920), (1470, 10816), (1560, 10192), (1568, 10140), (1664, 9555), (1680, 9464), (1690, 9408), (1820, 8736), (1911, 8320), (1920, 8281), (1960, 8112), (2028, 7840), (2080, 7644), (2184, 7280), (2240, 7098), (2352, 6760), (2366, 6720), (2496, 6370), (2535, 6272), (2548, 6240), (2688, 5915), (2704, 5880), (2730, 5824), (2912, 5460), (2940, 5408), (3120, 5096), (3136, 5070), (3185, 4992), (3360, 4732), (3380, 4704), (3549, 4480), (3640, 4368), (3822, 4160), (3920, 4056)]