18651360

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:106

約数の個数: 288

約数和(自身を含む): 74807712

約数和(自身を除く): 56156352

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, 61, 65, 70, 78, 80, 84, 91, 96, 98, 104, 105, 112, 120, 122, 130, 140, 147, 156, 160, 168, 182, 183, 195, 196, 208, 210, 224, 240, 244, 245, 260, 273, 280, 294, 305, 312, 336, 364, 366, 390, 392, 416, 420, 427, 455, 480, 488, 490, 520, 546, 560, 588, 610, 624, 637, 672, 728, 732, 735, 780, 784, 793, 840, 854, 910, 915, 976, 980, 1040, 1092, 1120, 1176, 1220, 1248, 1274, 1281, 1365, 1456, 1464, 1470, 1560, 1568, 1586, 1680, 1708, 1820, 1830, 1911, 1952, 1960, 2080, 2135, 2184, 2352, 2379, 2440, 2548, 2562, 2730, 2912, 2928, 2940, 2989, 3120, 3172, 3185, 3360, 3416, 3640, 3660, 3822, 3920, 3965, 4270, 4368, 4704, 4758, 4880, 5096, 5124, 5460, 5551, 5856, 5880, 5978, 6240, 6344, 6370, 6405, 6832, 7280, 7320, 7644, 7840, 7930, 8540, 8736, 8967, 9516, 9555, 9760, 10192, 10248, 10920, 11102, 11760, 11895, 11956, 12688, 12740, 12810, 13664, 14560, 14640, 14945, 15288, 15860, 16653, 17080, 17934, 19032, 19110, 20384, 20496, 21840, 22204, 23520, 23790, 23912, 25376, 25480, 25620, 27755, 29280, 29890, 30576, 31720, 33306, 34160, 35868, 38064, 38220, 38857, 40992, 43680, 44408, 44835, 47580, 47824, 50960, 51240, 55510, 59780, 61152, 63440, 66612, 68320, 71736, 76128, 76440, 77714, 83265, 88816, 89670, 95160, 95648, 101920, 102480, 111020, 116571, 119560, 126880, 133224, 143472, 152880, 155428, 166530, 177632, 179340, 190320, 194285, 204960, 222040, 233142, 239120, 266448, 286944, 305760, 310856, 333060, 358680, 380640, 388570, 444080, 466284, 478240, 532896, 582855, 621712, 666120, 717360, 777140, 888160, 932568, 1165710, 1243424, 1332240, 1434720, 1554280, 1865136, 2331420, 2664480, 3108560, 3730272, 4662840, 6217120, 9325680, 18651360]

約数ペア:

[(1, 18651360), (2, 9325680), (3, 6217120), (4, 4662840), (5, 3730272), (6, 3108560), (7, 2664480), (8, 2331420), (10, 1865136), (12, 1554280), (13, 1434720), (14, 1332240), (15, 1243424), (16, 1165710), (20, 932568), (21, 888160), (24, 777140), (26, 717360), (28, 666120), (30, 621712), (32, 582855), (35, 532896), (39, 478240), (40, 466284), (42, 444080), (48, 388570), (49, 380640), (52, 358680), (56, 333060), (60, 310856), (61, 305760), (65, 286944), (70, 266448), (78, 239120), (80, 233142), (84, 222040), (91, 204960), (96, 194285), (98, 190320), (104, 179340), (105, 177632), (112, 166530), (120, 155428), (122, 152880), (130, 143472), (140, 133224), (147, 126880), (156, 119560), (160, 116571), (168, 111020), (182, 102480), (183, 101920), (195, 95648), (196, 95160), (208, 89670), (210, 88816), (224, 83265), (240, 77714), (244, 76440), (245, 76128), (260, 71736), (273, 68320), (280, 66612), (294, 63440), (305, 61152), (312, 59780), (336, 55510), (364, 51240), (366, 50960), (390, 47824), (392, 47580), (416, 44835), (420, 44408), (427, 43680), (455, 40992), (480, 38857), (488, 38220), (490, 38064), (520, 35868), (546, 34160), (560, 33306), (588, 31720), (610, 30576), (624, 29890), (637, 29280), (672, 27755), (728, 25620), (732, 25480), (735, 25376), (780, 23912), (784, 23790), (793, 23520), (840, 22204), (854, 21840), (910, 20496), (915, 20384), (976, 19110), (980, 19032), (1040, 17934), (1092, 17080), (1120, 16653), (1176, 15860), (1220, 15288), (1248, 14945), (1274, 14640), (1281, 14560), (1365, 13664), (1456, 12810), (1464, 12740), (1470, 12688), (1560, 11956), (1568, 11895), (1586, 11760), (1680, 11102), (1708, 10920), (1820, 10248), (1830, 10192), (1911, 9760), (1952, 9555), (1960, 9516), (2080, 8967), (2135, 8736), (2184, 8540), (2352, 7930), (2379, 7840), (2440, 7644), (2548, 7320), (2562, 7280), (2730, 6832), (2912, 6405), (2928, 6370), (2940, 6344), (2989, 6240), (3120, 5978), (3172, 5880), (3185, 5856), (3360, 5551), (3416, 5460), (3640, 5124), (3660, 5096), (3822, 4880), (3920, 4758), (3965, 4704), (4270, 4368)]