78745680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:258

約数の個数: 240

約数和(自身を含む): 292481280

約数和(自身を除く): 213735600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 47, 48, 52, 60, 65, 72, 78, 80, 90, 94, 104, 117, 120, 130, 141, 144, 156, 179, 180, 188, 195, 208, 234, 235, 240, 260, 282, 312, 358, 360, 376, 390, 423, 468, 470, 520, 537, 564, 585, 611, 624, 705, 716, 720, 752, 780, 846, 895, 936, 940, 1040, 1074, 1128, 1170, 1222, 1410, 1432, 1560, 1611, 1692, 1790, 1833, 1872, 1880, 2115, 2148, 2256, 2327, 2340, 2444, 2685, 2820, 2864, 3055, 3120, 3222, 3384, 3580, 3666, 3760, 4230, 4296, 4654, 4680, 4888, 5370, 5499, 5640, 6110, 6444, 6768, 6981, 7160, 7332, 8055, 8413, 8460, 8592, 9165, 9308, 9360, 9776, 10740, 10998, 11280, 11635, 12220, 12888, 13962, 14320, 14664, 16110, 16826, 16920, 18330, 18616, 20943, 21480, 21996, 23270, 24440, 25239, 25776, 27495, 27924, 29328, 32220, 33652, 33840, 34905, 36660, 37232, 41886, 42065, 42960, 43992, 46540, 48880, 50478, 54990, 55848, 64440, 67304, 69810, 73320, 75717, 83772, 84130, 87984, 93080, 100956, 104715, 109369, 109980, 111696, 126195, 128880, 134608, 139620, 146640, 151434, 167544, 168260, 186160, 201912, 209430, 218738, 219960, 252390, 279240, 302868, 328107, 335088, 336520, 378585, 403824, 418860, 437476, 439920, 504780, 546845, 558480, 605736, 656214, 673040, 757170, 837720, 874952, 984321, 1009560, 1093690, 1211472, 1312428, 1514340, 1640535, 1675440, 1749904, 1968642, 2019120, 2187380, 2624856, 3028680, 3281070, 3937284, 4374760, 4921605, 5249712, 6057360, 6562140, 7874568, 8749520, 9843210, 13124280, 15749136, 19686420, 26248560, 39372840, 78745680]

約数ペア:

[(1, 78745680), (2, 39372840), (3, 26248560), (4, 19686420), (5, 15749136), (6, 13124280), (8, 9843210), (9, 8749520), (10, 7874568), (12, 6562140), (13, 6057360), (15, 5249712), (16, 4921605), (18, 4374760), (20, 3937284), (24, 3281070), (26, 3028680), (30, 2624856), (36, 2187380), (39, 2019120), (40, 1968642), (45, 1749904), (47, 1675440), (48, 1640535), (52, 1514340), (60, 1312428), (65, 1211472), (72, 1093690), (78, 1009560), (80, 984321), (90, 874952), (94, 837720), (104, 757170), (117, 673040), (120, 656214), (130, 605736), (141, 558480), (144, 546845), (156, 504780), (179, 439920), (180, 437476), (188, 418860), (195, 403824), (208, 378585), (234, 336520), (235, 335088), (240, 328107), (260, 302868), (282, 279240), (312, 252390), (358, 219960), (360, 218738), (376, 209430), (390, 201912), (423, 186160), (468, 168260), (470, 167544), (520, 151434), (537, 146640), (564, 139620), (585, 134608), (611, 128880), (624, 126195), (705, 111696), (716, 109980), (720, 109369), (752, 104715), (780, 100956), (846, 93080), (895, 87984), (936, 84130), (940, 83772), (1040, 75717), (1074, 73320), (1128, 69810), (1170, 67304), (1222, 64440), (1410, 55848), (1432, 54990), (1560, 50478), (1611, 48880), (1692, 46540), (1790, 43992), (1833, 42960), (1872, 42065), (1880, 41886), (2115, 37232), (2148, 36660), (2256, 34905), (2327, 33840), (2340, 33652), (2444, 32220), (2685, 29328), (2820, 27924), (2864, 27495), (3055, 25776), (3120, 25239), (3222, 24440), (3384, 23270), (3580, 21996), (3666, 21480), (3760, 20943), (4230, 18616), (4296, 18330), (4654, 16920), (4680, 16826), (4888, 16110), (5370, 14664), (5499, 14320), (5640, 13962), (6110, 12888), (6444, 12220), (6768, 11635), (6981, 11280), (7160, 10998), (7332, 10740), (8055, 9776), (8413, 9360), (8460, 9308), (8592, 9165)]