642264896

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{499}}^1$

素因数の和:561

約数の個数: 168

約数和(自身を含む): 1673352000

約数和(自身を除く): 1031087104

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 52, 56, 64, 68, 91, 104, 112, 119, 136, 169, 182, 208, 221, 224, 238, 272, 338, 364, 416, 442, 448, 476, 499, 544, 676, 728, 832, 884, 952, 998, 1088, 1183, 1352, 1456, 1547, 1768, 1904, 1996, 2366, 2704, 2873, 2912, 3094, 3493, 3536, 3808, 3992, 4732, 5408, 5746, 5824, 6188, 6487, 6986, 7072, 7616, 7984, 8483, 9464, 10816, 11492, 12376, 12974, 13972, 14144, 15968, 16966, 18928, 20111, 22984, 24752, 25948, 27944, 31936, 33932, 37856, 40222, 45409, 45968, 49504, 51896, 55888, 59381, 67864, 75712, 80444, 84331, 90818, 91936, 99008, 103792, 110279, 111776, 118762, 135728, 160888, 168662, 181636, 183872, 207584, 220558, 223552, 237524, 271456, 321776, 337324, 363272, 415168, 441116, 475048, 542912, 590317, 643552, 674648, 726544, 771953, 882232, 950096, 1180634, 1287104, 1349296, 1433627, 1453088, 1543906, 1764464, 1900192, 2361268, 2698592, 2867254, 2906176, 3087812, 3528928, 3800384, 4722536, 5397184, 5734508, 6175624, 7057856, 9445072, 10035389, 11469016, 12351248, 18890144, 20070778, 22938032, 24702496, 37780288, 40141556, 45876064, 49404992, 80283112, 91752128, 160566224, 321132448, 642264896]

約数ペア:

[(1, 642264896), (2, 321132448), (4, 160566224), (7, 91752128), (8, 80283112), (13, 49404992), (14, 45876064), (16, 40141556), (17, 37780288), (26, 24702496), (28, 22938032), (32, 20070778), (34, 18890144), (52, 12351248), (56, 11469016), (64, 10035389), (68, 9445072), (91, 7057856), (104, 6175624), (112, 5734508), (119, 5397184), (136, 4722536), (169, 3800384), (182, 3528928), (208, 3087812), (221, 2906176), (224, 2867254), (238, 2698592), (272, 2361268), (338, 1900192), (364, 1764464), (416, 1543906), (442, 1453088), (448, 1433627), (476, 1349296), (499, 1287104), (544, 1180634), (676, 950096), (728, 882232), (832, 771953), (884, 726544), (952, 674648), (998, 643552), (1088, 590317), (1183, 542912), (1352, 475048), (1456, 441116), (1547, 415168), (1768, 363272), (1904, 337324), (1996, 321776), (2366, 271456), (2704, 237524), (2873, 223552), (2912, 220558), (3094, 207584), (3493, 183872), (3536, 181636), (3808, 168662), (3992, 160888), (4732, 135728), (5408, 118762), (5746, 111776), (5824, 110279), (6188, 103792), (6487, 99008), (6986, 91936), (7072, 90818), (7616, 84331), (7984, 80444), (8483, 75712), (9464, 67864), (10816, 59381), (11492, 55888), (12376, 51896), (12974, 49504), (13972, 45968), (14144, 45409), (15968, 40222), (16966, 37856), (18928, 33932), (20111, 31936), (22984, 27944), (24752, 25948)]