191717760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7681}}^1$

素因数の和:7716

約数の個数: 128

約数和(自身を含む): 658193760

約数和(自身を除く): 466476000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 7681, 8320, 12480, 15362, 23043, 24960, 30724, 38405, 46086, 61448, 76810, 92172, 99853, 115215, 122896, 153620, 184344, 199706, 230430, 245792, 299559, 307240, 368688, 399412, 460860, 491584, 499265, 599118, 614480, 737376, 798824, 921720, 983168, 998530, 1198236, 1228960, 1474752, 1497795, 1597648, 1843440, 1997060, 2396472, 2457920, 2949504, 2995590, 3195296, 3686880, 3994120, 4792944, 4915840, 5991180, 6390592, 7373760, 7988240, 9585888, 11982360, 12781184, 14747520, 15976480, 19171776, 23964720, 31952960, 38343552, 47929440, 63905920, 95858880, 191717760]

約数ペア:

[(1, 191717760), (2, 95858880), (3, 63905920), (4, 47929440), (5, 38343552), (6, 31952960), (8, 23964720), (10, 19171776), (12, 15976480), (13, 14747520), (15, 12781184), (16, 11982360), (20, 9585888), (24, 7988240), (26, 7373760), (30, 6390592), (32, 5991180), (39, 4915840), (40, 4792944), (48, 3994120), (52, 3686880), (60, 3195296), (64, 2995590), (65, 2949504), (78, 2457920), (80, 2396472), (96, 1997060), (104, 1843440), (120, 1597648), (128, 1497795), (130, 1474752), (156, 1228960), (160, 1198236), (192, 998530), (195, 983168), (208, 921720), (240, 798824), (260, 737376), (312, 614480), (320, 599118), (384, 499265), (390, 491584), (416, 460860), (480, 399412), (520, 368688), (624, 307240), (640, 299559), (780, 245792), (832, 230430), (960, 199706), (1040, 184344), (1248, 153620), (1560, 122896), (1664, 115215), (1920, 99853), (2080, 92172), (2496, 76810), (3120, 61448), (4160, 46086), (4992, 38405), (6240, 30724), (7681, 24960), (8320, 23043), (12480, 15362)]