28989576

素因数分解:

$2^3\times 3^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1$

素因数の和:126

約数の個数: 240

約数和(自身を含む): 104282640

約数和(自身を除く): 75293064

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 27, 28, 33, 36, 42, 44, 49, 54, 56, 63, 66, 72, 77, 81, 83, 84, 88, 98, 99, 108, 126, 132, 147, 154, 162, 166, 168, 189, 196, 198, 216, 231, 249, 252, 264, 294, 297, 308, 324, 332, 378, 392, 396, 441, 462, 498, 504, 539, 567, 581, 588, 594, 616, 648, 664, 693, 747, 756, 792, 882, 891, 913, 924, 996, 1078, 1134, 1162, 1176, 1188, 1323, 1386, 1494, 1512, 1617, 1743, 1764, 1782, 1826, 1848, 1992, 2079, 2156, 2241, 2268, 2324, 2376, 2646, 2739, 2772, 2988, 3234, 3486, 3528, 3564, 3652, 3969, 4067, 4158, 4312, 4482, 4536, 4648, 4851, 5229, 5292, 5478, 5544, 5976, 6237, 6391, 6468, 6723, 6972, 7128, 7304, 7938, 8134, 8217, 8316, 8964, 9702, 10458, 10584, 10956, 12201, 12474, 12782, 12936, 13446, 13944, 14553, 15687, 15876, 16268, 16434, 16632, 17928, 19173, 19404, 20916, 21912, 24402, 24651, 24948, 25564, 26892, 29106, 31374, 31752, 32536, 32868, 36603, 38346, 38808, 41832, 43659, 44737, 47061, 48804, 49302, 49896, 51128, 53784, 57519, 58212, 62748, 65736, 73206, 73953, 76692, 87318, 89474, 94122, 97608, 98604, 109809, 115038, 116424, 125496, 134211, 146412, 147906, 153384, 172557, 174636, 178948, 188244, 197208, 219618, 230076, 268422, 292824, 295812, 329427, 345114, 349272, 357896, 376488, 402633, 439236, 460152, 517671, 536844, 591624, 658854, 690228, 805266, 878472, 1035342, 1073688, 1207899, 1317708, 1380456, 1610532, 2070684, 2415798, 2635416, 3221064, 3623697, 4141368, 4831596, 7247394, 9663192, 14494788, 28989576]

約数ペア:

[(1, 28989576), (2, 14494788), (3, 9663192), (4, 7247394), (6, 4831596), (7, 4141368), (8, 3623697), (9, 3221064), (11, 2635416), (12, 2415798), (14, 2070684), (18, 1610532), (21, 1380456), (22, 1317708), (24, 1207899), (27, 1073688), (28, 1035342), (33, 878472), (36, 805266), (42, 690228), (44, 658854), (49, 591624), (54, 536844), (56, 517671), (63, 460152), (66, 439236), (72, 402633), (77, 376488), (81, 357896), (83, 349272), (84, 345114), (88, 329427), (98, 295812), (99, 292824), (108, 268422), (126, 230076), (132, 219618), (147, 197208), (154, 188244), (162, 178948), (166, 174636), (168, 172557), (189, 153384), (196, 147906), (198, 146412), (216, 134211), (231, 125496), (249, 116424), (252, 115038), (264, 109809), (294, 98604), (297, 97608), (308, 94122), (324, 89474), (332, 87318), (378, 76692), (392, 73953), (396, 73206), (441, 65736), (462, 62748), (498, 58212), (504, 57519), (539, 53784), (567, 51128), (581, 49896), (588, 49302), (594, 48804), (616, 47061), (648, 44737), (664, 43659), (693, 41832), (747, 38808), (756, 38346), (792, 36603), (882, 32868), (891, 32536), (913, 31752), (924, 31374), (996, 29106), (1078, 26892), (1134, 25564), (1162, 24948), (1176, 24651), (1188, 24402), (1323, 21912), (1386, 20916), (1494, 19404), (1512, 19173), (1617, 17928), (1743, 16632), (1764, 16434), (1782, 16268), (1826, 15876), (1848, 15687), (1992, 14553), (2079, 13944), (2156, 13446), (2241, 12936), (2268, 12782), (2324, 12474), (2376, 12201), (2646, 10956), (2739, 10584), (2772, 10458), (2988, 9702), (3234, 8964), (3486, 8316), (3528, 8217), (3564, 8134), (3652, 7938), (3969, 7304), (4067, 7128), (4158, 6972), (4312, 6723), (4482, 6468), (4536, 6391), (4648, 6237), (4851, 5976), (5229, 5544), (5292, 5478)]