199863882

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:273

約数の個数: 128

約数和(自身を含む): 497664000

約数和(自身を除く): 297800118

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 29, 31, 46, 54, 58, 62, 69, 87, 93, 138, 174, 179, 186, 207, 261, 279, 358, 414, 522, 537, 558, 621, 667, 713, 783, 837, 899, 1074, 1242, 1334, 1426, 1566, 1611, 1674, 1798, 2001, 2139, 2697, 3222, 4002, 4117, 4278, 4833, 5191, 5394, 5549, 6003, 6417, 8091, 8234, 9666, 10382, 11098, 12006, 12351, 12834, 15573, 16182, 16647, 18009, 19251, 20677, 24273, 24702, 31146, 33294, 36018, 37053, 38502, 41354, 46719, 48546, 49941, 62031, 74106, 93438, 99882, 111159, 119393, 124062, 127627, 140157, 149823, 160921, 186093, 222318, 238786, 255254, 280314, 299646, 321842, 358179, 372186, 382881, 482763, 558279, 716358, 765762, 965526, 1074537, 1116558, 1148643, 1448289, 2149074, 2297286, 2896578, 3223611, 3445929, 3701183, 4344867, 6447222, 6891858, 7402366, 8689734, 11103549, 22207098, 33310647, 66621294, 99931941, 199863882]

約数ペア:

[(1, 199863882), (2, 99931941), (3, 66621294), (6, 33310647), (9, 22207098), (18, 11103549), (23, 8689734), (27, 7402366), (29, 6891858), (31, 6447222), (46, 4344867), (54, 3701183), (58, 3445929), (62, 3223611), (69, 2896578), (87, 2297286), (93, 2149074), (138, 1448289), (174, 1148643), (179, 1116558), (186, 1074537), (207, 965526), (261, 765762), (279, 716358), (358, 558279), (414, 482763), (522, 382881), (537, 372186), (558, 358179), (621, 321842), (667, 299646), (713, 280314), (783, 255254), (837, 238786), (899, 222318), (1074, 186093), (1242, 160921), (1334, 149823), (1426, 140157), (1566, 127627), (1611, 124062), (1674, 119393), (1798, 111159), (2001, 99882), (2139, 93438), (2697, 74106), (3222, 62031), (4002, 49941), (4117, 48546), (4278, 46719), (4833, 41354), (5191, 38502), (5394, 37053), (5549, 36018), (6003, 33294), (6417, 31146), (8091, 24702), (8234, 24273), (9666, 20677), (10382, 19251), (11098, 18009), (12006, 16647), (12351, 16182), (12834, 15573)]