71788080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:228

約数の個数: 320

約数和(自身を含む): 289981440

約数和(自身を除く): 218193360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 19, 20, 21, 24, 26, 28, 30, 35, 38, 39, 40, 42, 48, 52, 56, 57, 60, 65, 70, 76, 78, 80, 84, 91, 95, 104, 105, 112, 114, 120, 130, 133, 140, 152, 156, 168, 173, 182, 190, 195, 208, 210, 228, 240, 247, 260, 266, 273, 280, 285, 304, 312, 336, 346, 364, 380, 390, 399, 420, 455, 456, 494, 519, 520, 532, 546, 560, 570, 624, 665, 692, 728, 741, 760, 780, 798, 840, 865, 910, 912, 988, 1038, 1040, 1064, 1092, 1140, 1211, 1235, 1330, 1365, 1384, 1456, 1482, 1520, 1560, 1596, 1680, 1729, 1730, 1820, 1976, 1995, 2076, 2128, 2184, 2249, 2280, 2422, 2470, 2595, 2660, 2730, 2768, 2964, 3120, 3192, 3287, 3458, 3460, 3633, 3640, 3705, 3952, 3990, 4152, 4368, 4498, 4560, 4844, 4940, 5187, 5190, 5320, 5460, 5928, 6055, 6384, 6574, 6747, 6916, 6920, 7266, 7280, 7410, 7980, 8304, 8645, 8996, 9688, 9861, 9880, 10374, 10380, 10640, 10920, 11245, 11856, 12110, 13148, 13494, 13832, 13840, 14532, 14820, 15743, 15960, 16435, 17290, 17992, 18165, 19376, 19722, 19760, 20748, 20760, 21840, 22490, 23009, 24220, 25935, 26296, 26988, 27664, 29064, 29640, 31486, 31920, 32870, 33735, 34580, 35984, 36330, 39444, 41496, 41520, 42731, 44980, 46018, 47229, 48440, 49305, 51870, 52592, 53976, 58128, 59280, 62972, 65740, 67470, 69027, 69160, 72660, 78715, 78888, 82992, 85462, 89960, 92036, 94458, 96880, 98610, 103740, 107952, 115045, 125944, 128193, 131480, 134940, 138054, 138320, 145320, 157430, 157776, 170924, 179920, 184072, 188916, 197220, 207480, 213655, 230090, 236145, 251888, 256386, 262960, 269880, 276108, 290640, 299117, 314860, 341848, 345135, 368144, 377832, 394440, 414960, 427310, 460180, 472290, 512772, 539760, 552216, 598234, 629720, 640965, 683696, 690270, 755664, 788880, 854620, 897351, 920360, 944580, 1025544, 1104432, 1196468, 1259440, 1281930, 1380540, 1495585, 1709240, 1794702, 1840720, 1889160, 2051088, 2392936, 2563860, 2761080, 2991170, 3418480, 3589404, 3778320, 4486755, 4785872, 5127720, 5522160, 5982340, 7178808, 8973510, 10255440, 11964680, 14357616, 17947020, 23929360, 35894040, 71788080]

約数ペア:

[(1, 71788080), (2, 35894040), (3, 23929360), (4, 17947020), (5, 14357616), (6, 11964680), (7, 10255440), (8, 8973510), (10, 7178808), (12, 5982340), (13, 5522160), (14, 5127720), (15, 4785872), (16, 4486755), (19, 3778320), (20, 3589404), (21, 3418480), (24, 2991170), (26, 2761080), (28, 2563860), (30, 2392936), (35, 2051088), (38, 1889160), (39, 1840720), (40, 1794702), (42, 1709240), (48, 1495585), (52, 1380540), (56, 1281930), (57, 1259440), (60, 1196468), (65, 1104432), (70, 1025544), (76, 944580), (78, 920360), (80, 897351), (84, 854620), (91, 788880), (95, 755664), (104, 690270), (105, 683696), (112, 640965), (114, 629720), (120, 598234), (130, 552216), (133, 539760), (140, 512772), (152, 472290), (156, 460180), (168, 427310), (173, 414960), (182, 394440), (190, 377832), (195, 368144), (208, 345135), (210, 341848), (228, 314860), (240, 299117), (247, 290640), (260, 276108), (266, 269880), (273, 262960), (280, 256386), (285, 251888), (304, 236145), (312, 230090), (336, 213655), (346, 207480), (364, 197220), (380, 188916), (390, 184072), (399, 179920), (420, 170924), (455, 157776), (456, 157430), (494, 145320), (519, 138320), (520, 138054), (532, 134940), (546, 131480), (560, 128193), (570, 125944), (624, 115045), (665, 107952), (692, 103740), (728, 98610), (741, 96880), (760, 94458), (780, 92036), (798, 89960), (840, 85462), (865, 82992), (910, 78888), (912, 78715), (988, 72660), (1038, 69160), (1040, 69027), (1064, 67470), (1092, 65740), (1140, 62972), (1211, 59280), (1235, 58128), (1330, 53976), (1365, 52592), (1384, 51870), (1456, 49305), (1482, 48440), (1520, 47229), (1560, 46018), (1596, 44980), (1680, 42731), (1729, 41520), (1730, 41496), (1820, 39444), (1976, 36330), (1995, 35984), (2076, 34580), (2128, 33735), (2184, 32870), (2249, 31920), (2280, 31486), (2422, 29640), (2470, 29064), (2595, 27664), (2660, 26988), (2730, 26296), (2768, 25935), (2964, 24220), (3120, 23009), (3192, 22490), (3287, 21840), (3458, 20760), (3460, 20748), (3633, 19760), (3640, 19722), (3705, 19376), (3952, 18165), (3990, 17992), (4152, 17290), (4368, 16435), (4498, 15960), (4560, 15743), (4844, 14820), (4940, 14532), (5187, 13840), (5190, 13832), (5320, 13494), (5460, 13148), (5928, 12110), (6055, 11856), (6384, 11245), (6574, 10920), (6747, 10640), (6916, 10380), (6920, 10374), (7266, 9880), (7280, 9861), (7410, 9688), (7980, 8996), (8304, 8645)]