162955520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1399}}^1$

素因数の和:1440

約数の個数: 144

約数和(自身を含む): 480748800

約数和(自身を除く): 317793280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1280, 1399, 1456, 1664, 1792, 1820, 2080, 2240, 2798, 2912, 3328, 3640, 4160, 4480, 5596, 5824, 6995, 7280, 8320, 8960, 9793, 11192, 11648, 13990, 14560, 16640, 18187, 19586, 22384, 23296, 27980, 29120, 36374, 39172, 44768, 48965, 55960, 58240, 72748, 78344, 89536, 90935, 97930, 111920, 116480, 127309, 145496, 156688, 179072, 181870, 195860, 223840, 254618, 290992, 313376, 358144, 363740, 391720, 447680, 509236, 581984, 626752, 636545, 727480, 783440, 895360, 1018472, 1163968, 1253504, 1273090, 1454960, 1566880, 1790720, 2036944, 2327936, 2507008, 2546180, 2909920, 3133760, 4073888, 4655872, 5092360, 5819840, 6267520, 8147776, 10184720, 11639680, 12535040, 16295552, 20369440, 23279360, 32591104, 40738880, 81477760, 162955520]

約数ペア:

[(1, 162955520), (2, 81477760), (4, 40738880), (5, 32591104), (7, 23279360), (8, 20369440), (10, 16295552), (13, 12535040), (14, 11639680), (16, 10184720), (20, 8147776), (26, 6267520), (28, 5819840), (32, 5092360), (35, 4655872), (40, 4073888), (52, 3133760), (56, 2909920), (64, 2546180), (65, 2507008), (70, 2327936), (80, 2036944), (91, 1790720), (104, 1566880), (112, 1454960), (128, 1273090), (130, 1253504), (140, 1163968), (160, 1018472), (182, 895360), (208, 783440), (224, 727480), (256, 636545), (260, 626752), (280, 581984), (320, 509236), (364, 447680), (416, 391720), (448, 363740), (455, 358144), (520, 313376), (560, 290992), (640, 254618), (728, 223840), (832, 195860), (896, 181870), (910, 179072), (1040, 156688), (1120, 145496), (1280, 127309), (1399, 116480), (1456, 111920), (1664, 97930), (1792, 90935), (1820, 89536), (2080, 78344), (2240, 72748), (2798, 58240), (2912, 55960), (3328, 48965), (3640, 44768), (4160, 39172), (4480, 36374), (5596, 29120), (5824, 27980), (6995, 23296), (7280, 22384), (8320, 19586), (8960, 18187), (9793, 16640), (11192, 14560), (11648, 13990)]