13156920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:274

約数の個数: 192

約数和(自身を含む): 51217920

約数和(自身を除く): 38061000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 56, 60, 63, 69, 70, 72, 84, 90, 92, 105, 115, 120, 126, 138, 140, 161, 168, 180, 184, 207, 210, 227, 230, 252, 276, 280, 315, 322, 345, 360, 414, 420, 454, 460, 483, 504, 552, 630, 644, 681, 690, 805, 828, 840, 908, 920, 966, 1035, 1135, 1260, 1288, 1362, 1380, 1449, 1589, 1610, 1656, 1816, 1932, 2043, 2070, 2270, 2415, 2520, 2724, 2760, 2898, 3178, 3220, 3405, 3864, 4086, 4140, 4540, 4767, 4830, 5221, 5448, 5796, 6356, 6440, 6810, 7245, 7945, 8172, 8280, 9080, 9534, 9660, 10215, 10442, 11592, 12712, 13620, 14301, 14490, 15663, 15890, 16344, 19068, 19320, 20430, 20884, 23835, 26105, 27240, 28602, 28980, 31326, 31780, 36547, 38136, 40860, 41768, 46989, 47670, 52210, 57204, 57960, 62652, 63560, 71505, 73094, 78315, 81720, 93978, 95340, 104420, 109641, 114408, 125304, 143010, 146188, 156630, 182735, 187956, 190680, 208840, 219282, 234945, 286020, 292376, 313260, 328923, 365470, 375912, 438564, 469890, 548205, 572040, 626520, 657846, 730940, 877128, 939780, 1096410, 1315692, 1461880, 1644615, 1879560, 2192820, 2631384, 3289230, 4385640, 6578460, 13156920]

約数ペア:

[(1, 13156920), (2, 6578460), (3, 4385640), (4, 3289230), (5, 2631384), (6, 2192820), (7, 1879560), (8, 1644615), (9, 1461880), (10, 1315692), (12, 1096410), (14, 939780), (15, 877128), (18, 730940), (20, 657846), (21, 626520), (23, 572040), (24, 548205), (28, 469890), (30, 438564), (35, 375912), (36, 365470), (40, 328923), (42, 313260), (45, 292376), (46, 286020), (56, 234945), (60, 219282), (63, 208840), (69, 190680), (70, 187956), (72, 182735), (84, 156630), (90, 146188), (92, 143010), (105, 125304), (115, 114408), (120, 109641), (126, 104420), (138, 95340), (140, 93978), (161, 81720), (168, 78315), (180, 73094), (184, 71505), (207, 63560), (210, 62652), (227, 57960), (230, 57204), (252, 52210), (276, 47670), (280, 46989), (315, 41768), (322, 40860), (345, 38136), (360, 36547), (414, 31780), (420, 31326), (454, 28980), (460, 28602), (483, 27240), (504, 26105), (552, 23835), (630, 20884), (644, 20430), (681, 19320), (690, 19068), (805, 16344), (828, 15890), (840, 15663), (908, 14490), (920, 14301), (966, 13620), (1035, 12712), (1135, 11592), (1260, 10442), (1288, 10215), (1362, 9660), (1380, 9534), (1449, 9080), (1589, 8280), (1610, 8172), (1656, 7945), (1816, 7245), (1932, 6810), (2043, 6440), (2070, 6356), (2270, 5796), (2415, 5448), (2520, 5221), (2724, 4830), (2760, 4767), (2898, 4540), (3178, 4140), (3220, 4086), (3405, 3864)]