28191240

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1$

素因数の和:154

約数の個数: 320

約数和(自身を含む): 119180160

約数和(自身を除く): 90988920

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, 54, 55, 56, 60, 63, 66, 70, 72, 77, 81, 84, 88, 90, 99, 105, 108, 110, 113, 120, 126, 132, 135, 140, 154, 162, 165, 168, 180, 189, 198, 210, 216, 220, 226, 231, 252, 264, 270, 280, 297, 308, 315, 324, 330, 339, 360, 378, 385, 396, 405, 420, 440, 452, 462, 495, 504, 540, 565, 567, 594, 616, 630, 648, 660, 678, 693, 756, 770, 791, 792, 810, 840, 891, 904, 924, 945, 990, 1017, 1080, 1130, 1134, 1155, 1188, 1243, 1260, 1320, 1356, 1386, 1485, 1512, 1540, 1582, 1620, 1695, 1782, 1848, 1890, 1980, 2034, 2079, 2260, 2268, 2310, 2373, 2376, 2486, 2520, 2712, 2772, 2835, 2970, 3051, 3080, 3164, 3240, 3390, 3465, 3564, 3729, 3780, 3955, 3960, 4068, 4158, 4455, 4520, 4536, 4620, 4746, 4972, 5085, 5544, 5670, 5940, 6102, 6215, 6237, 6328, 6780, 6930, 7119, 7128, 7458, 7560, 7910, 8136, 8316, 8701, 8910, 9153, 9240, 9492, 9944, 10170, 10395, 11187, 11340, 11865, 11880, 12204, 12430, 12474, 13560, 13860, 14238, 14916, 15255, 15820, 16632, 17402, 17820, 18306, 18645, 18984, 20340, 20790, 21357, 22374, 22680, 23730, 24408, 24860, 24948, 26103, 27720, 28476, 29832, 30510, 31185, 31640, 33561, 34804, 35595, 35640, 36612, 37290, 40680, 41580, 42714, 43505, 44748, 45765, 47460, 49720, 49896, 52206, 55935, 56952, 61020, 62370, 64071, 67122, 69608, 71190, 73224, 74580, 78309, 83160, 85428, 87010, 89496, 91530, 94920, 100683, 104412, 106785, 111870, 122040, 124740, 128142, 130515, 134244, 142380, 149160, 156618, 167805, 170856, 174020, 183060, 201366, 208824, 213570, 223740, 234927, 249480, 256284, 261030, 268488, 284760, 313236, 320355, 335610, 348040, 366120, 391545, 402732, 427140, 447480, 469854, 503415, 512568, 522060, 626472, 640710, 671220, 704781, 783090, 805464, 854280, 939708, 1006830, 1044120, 1174635, 1281420, 1342440, 1409562, 1566180, 1879416, 2013660, 2349270, 2562840, 2819124, 3132360, 3523905, 4027320, 4698540, 5638248, 7047810, 9397080, 14095620, 28191240]

約数ペア:

[(1, 28191240), (2, 14095620), (3, 9397080), (4, 7047810), (5, 5638248), (6, 4698540), (7, 4027320), (8, 3523905), (9, 3132360), (10, 2819124), (11, 2562840), (12, 2349270), (14, 2013660), (15, 1879416), (18, 1566180), (20, 1409562), (21, 1342440), (22, 1281420), (24, 1174635), (27, 1044120), (28, 1006830), (30, 939708), (33, 854280), (35, 805464), (36, 783090), (40, 704781), (42, 671220), (44, 640710), (45, 626472), (54, 522060), (55, 512568), (56, 503415), (60, 469854), (63, 447480), (66, 427140), (70, 402732), (72, 391545), (77, 366120), (81, 348040), (84, 335610), (88, 320355), (90, 313236), (99, 284760), (105, 268488), (108, 261030), (110, 256284), (113, 249480), (120, 234927), (126, 223740), (132, 213570), (135, 208824), (140, 201366), (154, 183060), (162, 174020), (165, 170856), (168, 167805), (180, 156618), (189, 149160), (198, 142380), (210, 134244), (216, 130515), (220, 128142), (226, 124740), (231, 122040), (252, 111870), (264, 106785), (270, 104412), (280, 100683), (297, 94920), (308, 91530), (315, 89496), (324, 87010), (330, 85428), (339, 83160), (360, 78309), (378, 74580), (385, 73224), (396, 71190), (405, 69608), (420, 67122), (440, 64071), (452, 62370), (462, 61020), (495, 56952), (504, 55935), (540, 52206), (565, 49896), (567, 49720), (594, 47460), (616, 45765), (630, 44748), (648, 43505), (660, 42714), (678, 41580), (693, 40680), (756, 37290), (770, 36612), (791, 35640), (792, 35595), (810, 34804), (840, 33561), (891, 31640), (904, 31185), (924, 30510), (945, 29832), (990, 28476), (1017, 27720), (1080, 26103), (1130, 24948), (1134, 24860), (1155, 24408), (1188, 23730), (1243, 22680), (1260, 22374), (1320, 21357), (1356, 20790), (1386, 20340), (1485, 18984), (1512, 18645), (1540, 18306), (1582, 17820), (1620, 17402), (1695, 16632), (1782, 15820), (1848, 15255), (1890, 14916), (1980, 14238), (2034, 13860), (2079, 13560), (2260, 12474), (2268, 12430), (2310, 12204), (2373, 11880), (2376, 11865), (2486, 11340), (2520, 11187), (2712, 10395), (2772, 10170), (2835, 9944), (2970, 9492), (3051, 9240), (3080, 9153), (3164, 8910), (3240, 8701), (3390, 8316), (3465, 8136), (3564, 7910), (3729, 7560), (3780, 7458), (3955, 7128), (3960, 7119), (4068, 6930), (4158, 6780), (4455, 6328), (4520, 6237), (4536, 6215), (4620, 6102), (4746, 5940), (4972, 5670), (5085, 5544)]