28523880

素因数分解:

$2^3\times 3^3\times 5^1\times 7^4\times {\mathrm{11}}^1$

素因数の和:59

約数の個数: 320

約数和(自身を含む): 121003200

約数和(自身を除く): 92479320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 49, 54, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 98, 99, 105, 108, 110, 120, 126, 132, 135, 140, 147, 154, 165, 168, 180, 189, 196, 198, 210, 216, 220, 231, 245, 252, 264, 270, 280, 294, 297, 308, 315, 330, 343, 360, 378, 385, 392, 396, 420, 440, 441, 462, 490, 495, 504, 539, 540, 588, 594, 616, 630, 660, 686, 693, 735, 756, 770, 792, 840, 882, 924, 945, 980, 990, 1029, 1078, 1080, 1155, 1176, 1188, 1260, 1320, 1323, 1372, 1386, 1470, 1485, 1512, 1540, 1617, 1715, 1764, 1848, 1890, 1960, 1980, 2058, 2079, 2156, 2205, 2310, 2376, 2401, 2520, 2646, 2695, 2744, 2772, 2940, 2970, 3080, 3087, 3234, 3430, 3465, 3528, 3773, 3780, 3960, 4116, 4158, 4312, 4410, 4620, 4802, 4851, 5145, 5292, 5390, 5544, 5880, 5940, 6174, 6468, 6615, 6860, 6930, 7203, 7546, 7560, 8085, 8232, 8316, 8820, 9240, 9261, 9604, 9702, 10290, 10395, 10584, 10780, 11319, 11880, 12005, 12348, 12936, 13230, 13720, 13860, 14406, 14553, 15092, 15435, 16170, 16632, 17640, 18522, 18865, 19208, 19404, 20580, 20790, 21560, 21609, 22638, 24010, 24255, 24696, 26411, 26460, 27720, 28812, 29106, 30184, 30870, 32340, 33957, 36015, 37044, 37730, 38808, 41160, 41580, 43218, 45276, 46305, 48020, 48510, 52822, 52920, 56595, 57624, 58212, 61740, 64680, 64827, 67914, 72030, 72765, 74088, 75460, 79233, 83160, 86436, 90552, 92610, 96040, 97020, 101871, 105644, 108045, 113190, 116424, 123480, 129654, 132055, 135828, 144060, 145530, 150920, 158466, 169785, 172872, 185220, 194040, 203742, 211288, 216090, 226380, 237699, 259308, 264110, 271656, 288120, 291060, 316932, 324135, 339570, 370440, 396165, 407484, 432180, 452760, 475398, 509355, 518616, 528220, 582120, 633864, 648270, 679140, 713097, 792330, 814968, 864360, 950796, 1018710, 1056440, 1188495, 1296540, 1358280, 1426194, 1584660, 1901592, 2037420, 2376990, 2593080, 2852388, 3169320, 3565485, 4074840, 4753980, 5704776, 7130970, 9507960, 14261940, 28523880]

約数ペア:

[(1, 28523880), (2, 14261940), (3, 9507960), (4, 7130970), (5, 5704776), (6, 4753980), (7, 4074840), (8, 3565485), (9, 3169320), (10, 2852388), (11, 2593080), (12, 2376990), (14, 2037420), (15, 1901592), (18, 1584660), (20, 1426194), (21, 1358280), (22, 1296540), (24, 1188495), (27, 1056440), (28, 1018710), (30, 950796), (33, 864360), (35, 814968), (36, 792330), (40, 713097), (42, 679140), (44, 648270), (45, 633864), (49, 582120), (54, 528220), (55, 518616), (56, 509355), (60, 475398), (63, 452760), (66, 432180), (70, 407484), (72, 396165), (77, 370440), (84, 339570), (88, 324135), (90, 316932), (98, 291060), (99, 288120), (105, 271656), (108, 264110), (110, 259308), (120, 237699), (126, 226380), (132, 216090), (135, 211288), (140, 203742), (147, 194040), (154, 185220), (165, 172872), (168, 169785), (180, 158466), (189, 150920), (196, 145530), (198, 144060), (210, 135828), (216, 132055), (220, 129654), (231, 123480), (245, 116424), (252, 113190), (264, 108045), (270, 105644), (280, 101871), (294, 97020), (297, 96040), (308, 92610), (315, 90552), (330, 86436), (343, 83160), (360, 79233), (378, 75460), (385, 74088), (392, 72765), (396, 72030), (420, 67914), (440, 64827), (441, 64680), (462, 61740), (490, 58212), (495, 57624), (504, 56595), (539, 52920), (540, 52822), (588, 48510), (594, 48020), (616, 46305), (630, 45276), (660, 43218), (686, 41580), (693, 41160), (735, 38808), (756, 37730), (770, 37044), (792, 36015), (840, 33957), (882, 32340), (924, 30870), (945, 30184), (980, 29106), (990, 28812), (1029, 27720), (1078, 26460), (1080, 26411), (1155, 24696), (1176, 24255), (1188, 24010), (1260, 22638), (1320, 21609), (1323, 21560), (1372, 20790), (1386, 20580), (1470, 19404), (1485, 19208), (1512, 18865), (1540, 18522), (1617, 17640), (1715, 16632), (1764, 16170), (1848, 15435), (1890, 15092), (1960, 14553), (1980, 14406), (2058, 13860), (2079, 13720), (2156, 13230), (2205, 12936), (2310, 12348), (2376, 12005), (2401, 11880), (2520, 11319), (2646, 10780), (2695, 10584), (2744, 10395), (2772, 10290), (2940, 9702), (2970, 9604), (3080, 9261), (3087, 9240), (3234, 8820), (3430, 8316), (3465, 8232), (3528, 8085), (3773, 7560), (3780, 7546), (3960, 7203), (4116, 6930), (4158, 6860), (4312, 6615), (4410, 6468), (4620, 6174), (4802, 5940), (4851, 5880), (5145, 5544), (5292, 5390)]