15243480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:310

約数の個数: 192

約数和(自身を含む): 59304960

約数和(自身を除く): 44061480

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, 230, 252, 263, 276, 280, 315, 322, 345, 360, 414, 420, 460, 483, 504, 526, 552, 630, 644, 690, 789, 805, 828, 840, 920, 966, 1035, 1052, 1260, 1288, 1315, 1380, 1449, 1578, 1610, 1656, 1841, 1932, 2070, 2104, 2367, 2415, 2520, 2630, 2760, 2898, 3156, 3220, 3682, 3864, 3945, 4140, 4734, 4830, 5260, 5523, 5796, 6049, 6312, 6440, 7245, 7364, 7890, 8280, 9205, 9468, 9660, 10520, 11046, 11592, 11835, 12098, 14490, 14728, 15780, 16569, 18147, 18410, 18936, 19320, 22092, 23670, 24196, 27615, 28980, 30245, 31560, 33138, 36294, 36820, 42343, 44184, 47340, 48392, 54441, 55230, 57960, 60490, 66276, 72588, 73640, 82845, 84686, 90735, 94680, 108882, 110460, 120980, 127029, 132552, 145176, 165690, 169372, 181470, 211715, 217764, 220920, 241960, 254058, 272205, 331380, 338744, 362940, 381087, 423430, 435528, 508116, 544410, 635145, 662760, 725880, 762174, 846860, 1016232, 1088820, 1270290, 1524348, 1693720, 1905435, 2177640, 2540580, 3048696, 3810870, 5081160, 7621740, 15243480]

約数ペア:

[(1, 15243480), (2, 7621740), (3, 5081160), (4, 3810870), (5, 3048696), (6, 2540580), (7, 2177640), (8, 1905435), (9, 1693720), (10, 1524348), (12, 1270290), (14, 1088820), (15, 1016232), (18, 846860), (20, 762174), (21, 725880), (23, 662760), (24, 635145), (28, 544410), (30, 508116), (35, 435528), (36, 423430), (40, 381087), (42, 362940), (45, 338744), (46, 331380), (56, 272205), (60, 254058), (63, 241960), (69, 220920), (70, 217764), (72, 211715), (84, 181470), (90, 169372), (92, 165690), (105, 145176), (115, 132552), (120, 127029), (126, 120980), (138, 110460), (140, 108882), (161, 94680), (168, 90735), (180, 84686), (184, 82845), (207, 73640), (210, 72588), (230, 66276), (252, 60490), (263, 57960), (276, 55230), (280, 54441), (315, 48392), (322, 47340), (345, 44184), (360, 42343), (414, 36820), (420, 36294), (460, 33138), (483, 31560), (504, 30245), (526, 28980), (552, 27615), (630, 24196), (644, 23670), (690, 22092), (789, 19320), (805, 18936), (828, 18410), (840, 18147), (920, 16569), (966, 15780), (1035, 14728), (1052, 14490), (1260, 12098), (1288, 11835), (1315, 11592), (1380, 11046), (1449, 10520), (1578, 9660), (1610, 9468), (1656, 9205), (1841, 8280), (1932, 7890), (2070, 7364), (2104, 7245), (2367, 6440), (2415, 6312), (2520, 6049), (2630, 5796), (2760, 5523), (2898, 5260), (3156, 4830), (3220, 4734), (3682, 4140), (3864, 3945)]