81126360

素因数分解:

$2^3\times 3^4\times 5^1\times 7^3\times {\mathrm{73}}^1$

素因数の和:117

約数の個数: 320

約数和(自身を含む): 322344000

約数和(自身を除く): 241217640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 73, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 146, 147, 162, 168, 180, 189, 196, 210, 216, 219, 245, 252, 270, 280, 292, 294, 315, 324, 343, 360, 365, 378, 392, 405, 420, 438, 441, 490, 504, 511, 540, 567, 584, 588, 630, 648, 657, 686, 730, 735, 756, 810, 840, 876, 882, 945, 980, 1022, 1029, 1080, 1095, 1134, 1176, 1260, 1314, 1323, 1372, 1460, 1470, 1512, 1533, 1620, 1715, 1752, 1764, 1890, 1960, 1971, 2044, 2058, 2190, 2205, 2268, 2520, 2555, 2628, 2646, 2744, 2835, 2920, 2940, 3066, 3087, 3240, 3285, 3430, 3528, 3577, 3780, 3942, 3969, 4088, 4116, 4380, 4410, 4536, 4599, 5110, 5145, 5256, 5292, 5670, 5880, 5913, 6132, 6174, 6570, 6615, 6860, 7154, 7560, 7665, 7884, 7938, 8232, 8760, 8820, 9198, 9261, 9855, 10220, 10290, 10584, 10731, 11340, 11826, 12264, 12348, 13140, 13230, 13720, 13797, 14308, 15330, 15435, 15768, 15876, 17640, 17885, 18396, 18522, 19710, 19845, 20440, 20580, 21462, 22680, 22995, 23652, 24696, 25039, 26280, 26460, 27594, 27783, 28616, 29565, 30660, 30870, 31752, 32193, 35770, 36792, 37044, 39420, 39690, 41160, 41391, 42924, 45990, 46305, 47304, 50078, 52920, 53655, 55188, 55566, 59130, 61320, 61740, 64386, 68985, 71540, 74088, 75117, 78840, 79380, 82782, 85848, 91980, 92610, 96579, 100156, 107310, 110376, 111132, 118260, 123480, 125195, 128772, 137970, 138915, 143080, 150234, 158760, 160965, 165564, 183960, 185220, 193158, 200312, 206955, 214620, 222264, 225351, 236520, 250390, 257544, 275940, 277830, 289737, 300468, 321930, 331128, 370440, 375585, 386316, 413910, 429240, 450702, 482895, 500780, 551880, 555660, 579474, 600936, 643860, 676053, 751170, 772632, 827820, 901404, 965790, 1001560, 1111320, 1126755, 1158948, 1287720, 1352106, 1448685, 1502340, 1655640, 1802808, 1931580, 2028159, 2253510, 2317896, 2704212, 2897370, 3004680, 3380265, 3863160, 4056318, 4507020, 5408424, 5794740, 6760530, 8112636, 9014040, 10140795, 11589480, 13521060, 16225272, 20281590, 27042120, 40563180, 81126360]

約数ペア:

[(1, 81126360), (2, 40563180), (3, 27042120), (4, 20281590), (5, 16225272), (6, 13521060), (7, 11589480), (8, 10140795), (9, 9014040), (10, 8112636), (12, 6760530), (14, 5794740), (15, 5408424), (18, 4507020), (20, 4056318), (21, 3863160), (24, 3380265), (27, 3004680), (28, 2897370), (30, 2704212), (35, 2317896), (36, 2253510), (40, 2028159), (42, 1931580), (45, 1802808), (49, 1655640), (54, 1502340), (56, 1448685), (60, 1352106), (63, 1287720), (70, 1158948), (72, 1126755), (73, 1111320), (81, 1001560), (84, 965790), (90, 901404), (98, 827820), (105, 772632), (108, 751170), (120, 676053), (126, 643860), (135, 600936), (140, 579474), (146, 555660), (147, 551880), (162, 500780), (168, 482895), (180, 450702), (189, 429240), (196, 413910), (210, 386316), (216, 375585), (219, 370440), (245, 331128), (252, 321930), (270, 300468), (280, 289737), (292, 277830), (294, 275940), (315, 257544), (324, 250390), (343, 236520), (360, 225351), (365, 222264), (378, 214620), (392, 206955), (405, 200312), (420, 193158), (438, 185220), (441, 183960), (490, 165564), (504, 160965), (511, 158760), (540, 150234), (567, 143080), (584, 138915), (588, 137970), (630, 128772), (648, 125195), (657, 123480), (686, 118260), (730, 111132), (735, 110376), (756, 107310), (810, 100156), (840, 96579), (876, 92610), (882, 91980), (945, 85848), (980, 82782), (1022, 79380), (1029, 78840), (1080, 75117), (1095, 74088), (1134, 71540), (1176, 68985), (1260, 64386), (1314, 61740), (1323, 61320), (1372, 59130), (1460, 55566), (1470, 55188), (1512, 53655), (1533, 52920), (1620, 50078), (1715, 47304), (1752, 46305), (1764, 45990), (1890, 42924), (1960, 41391), (1971, 41160), (2044, 39690), (2058, 39420), (2190, 37044), (2205, 36792), (2268, 35770), (2520, 32193), (2555, 31752), (2628, 30870), (2646, 30660), (2744, 29565), (2835, 28616), (2920, 27783), (2940, 27594), (3066, 26460), (3087, 26280), (3240, 25039), (3285, 24696), (3430, 23652), (3528, 22995), (3577, 22680), (3780, 21462), (3942, 20580), (3969, 20440), (4088, 19845), (4116, 19710), (4380, 18522), (4410, 18396), (4536, 17885), (4599, 17640), (5110, 15876), (5145, 15768), (5256, 15435), (5292, 15330), (5670, 14308), (5880, 13797), (5913, 13720), (6132, 13230), (6174, 13140), (6570, 12348), (6615, 12264), (6860, 11826), (7154, 11340), (7560, 10731), (7665, 10584), (7884, 10290), (7938, 10220), (8232, 9855), (8760, 9261), (8820, 9198)]