28157078208

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{283}}^1\times {\mathrm{409}}^1$

素因数の和:895

約数の個数: 224

約数和(自身を含む): 86124613120

約数和(自身を除く): 57967534912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 181, 192, 224, 283, 336, 362, 409, 448, 543, 566, 672, 724, 818, 849, 1086, 1132, 1227, 1267, 1344, 1448, 1636, 1698, 1981, 2172, 2264, 2454, 2534, 2863, 2896, 3272, 3396, 3801, 3962, 4344, 4528, 4908, 5068, 5726, 5792, 5943, 6544, 6792, 7602, 7924, 8589, 8688, 9056, 9816, 10136, 11452, 11584, 11886, 13088, 13584, 15204, 15848, 17178, 17376, 18112, 19632, 20272, 22904, 23772, 26176, 27168, 30408, 31696, 34356, 34752, 39264, 40544, 45808, 47544, 51223, 54336, 60816, 63392, 68712, 74029, 78528, 81088, 91616, 95088, 102446, 115747, 121632, 126784, 137424, 148058, 153669, 183232, 190176, 204892, 222087, 231494, 243264, 274848, 296116, 307338, 347241, 358561, 380352, 409784, 444174, 462988, 518203, 549696, 592232, 614676, 694482, 717122, 810229, 819568, 888348, 925976, 1036406, 1075683, 1184464, 1229352, 1388964, 1434244, 1554609, 1620458, 1639136, 1776696, 1851952, 2072812, 2151366, 2368928, 2430687, 2458704, 2777928, 2868488, 3109218, 3240916, 3278272, 3553392, 3703904, 4145624, 4302732, 4737856, 4861374, 4917408, 5555856, 5736976, 6218436, 6481832, 7106784, 7407808, 8291248, 8605464, 9722748, 9834816, 11111712, 11473952, 12436872, 12963664, 14213568, 16582496, 17210928, 19445496, 20950207, 22223424, 22947904, 24873744, 25927328, 33164992, 34421856, 38890992, 41900414, 49747488, 51854656, 62850621, 68843712, 77781984, 83800828, 99494976, 125701242, 146651449, 155563968, 167601656, 251402484, 293302898, 335203312, 439954347, 502804968, 586605796, 670406624, 879908694, 1005609936, 1173211592, 1340813248, 1759817388, 2011219872, 2346423184, 3519634776, 4022439744, 4692846368, 7039269552, 9385692736, 14078539104, 28157078208]

約数ペア:

[(1, 28157078208), (2, 14078539104), (3, 9385692736), (4, 7039269552), (6, 4692846368), (7, 4022439744), (8, 3519634776), (12, 2346423184), (14, 2011219872), (16, 1759817388), (21, 1340813248), (24, 1173211592), (28, 1005609936), (32, 879908694), (42, 670406624), (48, 586605796), (56, 502804968), (64, 439954347), (84, 335203312), (96, 293302898), (112, 251402484), (168, 167601656), (181, 155563968), (192, 146651449), (224, 125701242), (283, 99494976), (336, 83800828), (362, 77781984), (409, 68843712), (448, 62850621), (543, 51854656), (566, 49747488), (672, 41900414), (724, 38890992), (818, 34421856), (849, 33164992), (1086, 25927328), (1132, 24873744), (1227, 22947904), (1267, 22223424), (1344, 20950207), (1448, 19445496), (1636, 17210928), (1698, 16582496), (1981, 14213568), (2172, 12963664), (2264, 12436872), (2454, 11473952), (2534, 11111712), (2863, 9834816), (2896, 9722748), (3272, 8605464), (3396, 8291248), (3801, 7407808), (3962, 7106784), (4344, 6481832), (4528, 6218436), (4908, 5736976), (5068, 5555856), (5726, 4917408), (5792, 4861374), (5943, 4737856), (6544, 4302732), (6792, 4145624), (7602, 3703904), (7924, 3553392), (8589, 3278272), (8688, 3240916), (9056, 3109218), (9816, 2868488), (10136, 2777928), (11452, 2458704), (11584, 2430687), (11886, 2368928), (13088, 2151366), (13584, 2072812), (15204, 1851952), (15848, 1776696), (17178, 1639136), (17376, 1620458), (18112, 1554609), (19632, 1434244), (20272, 1388964), (22904, 1229352), (23772, 1184464), (26176, 1075683), (27168, 1036406), (30408, 925976), (31696, 888348), (34356, 819568), (34752, 810229), (39264, 717122), (40544, 694482), (45808, 614676), (47544, 592232), (51223, 549696), (54336, 518203), (60816, 462988), (63392, 444174), (68712, 409784), (74029, 380352), (78528, 358561), (81088, 347241), (91616, 307338), (95088, 296116), (102446, 274848), (115747, 243264), (121632, 231494), (126784, 222087), (137424, 204892), (148058, 190176), (153669, 183232)]