890232156

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{661}}^1$

素因数の和:880

約数の個数: 144

約数和(自身を含む): 2602454400

約数和(自身を除く): 1712222244

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 132, 171, 179, 198, 209, 228, 342, 358, 396, 418, 537, 627, 661, 684, 716, 836, 1074, 1254, 1322, 1611, 1881, 1969, 1983, 2148, 2508, 2644, 3222, 3401, 3762, 3938, 3966, 5907, 5949, 6444, 6802, 7271, 7524, 7876, 7932, 10203, 11814, 11898, 12559, 13604, 14542, 17721, 20406, 21813, 23628, 23796, 25118, 29084, 30609, 35442, 37411, 37677, 40812, 43626, 50236, 61218, 65439, 70884, 74822, 75354, 87252, 112233, 113031, 118319, 122436, 130878, 138149, 149644, 150708, 224466, 226062, 236638, 261756, 276298, 336699, 354957, 414447, 448932, 452124, 473276, 552596, 673398, 709914, 828894, 1064871, 1243341, 1301509, 1346796, 1419828, 1657788, 2129742, 2248061, 2486682, 2603018, 3904527, 4259484, 4496122, 4973364, 5206036, 6744183, 7809054, 8992244, 11713581, 13488366, 15618108, 20232549, 23427162, 24728671, 26976732, 40465098, 46854324, 49457342, 74186013, 80930196, 98914684, 148372026, 222558039, 296744052, 445116078, 890232156]

約数ペア:

[(1, 890232156), (2, 445116078), (3, 296744052), (4, 222558039), (6, 148372026), (9, 98914684), (11, 80930196), (12, 74186013), (18, 49457342), (19, 46854324), (22, 40465098), (33, 26976732), (36, 24728671), (38, 23427162), (44, 20232549), (57, 15618108), (66, 13488366), (76, 11713581), (99, 8992244), (114, 7809054), (132, 6744183), (171, 5206036), (179, 4973364), (198, 4496122), (209, 4259484), (228, 3904527), (342, 2603018), (358, 2486682), (396, 2248061), (418, 2129742), (537, 1657788), (627, 1419828), (661, 1346796), (684, 1301509), (716, 1243341), (836, 1064871), (1074, 828894), (1254, 709914), (1322, 673398), (1611, 552596), (1881, 473276), (1969, 452124), (1983, 448932), (2148, 414447), (2508, 354957), (2644, 336699), (3222, 276298), (3401, 261756), (3762, 236638), (3938, 226062), (3966, 224466), (5907, 150708), (5949, 149644), (6444, 138149), (6802, 130878), (7271, 122436), (7524, 118319), (7876, 113031), (7932, 112233), (10203, 87252), (11814, 75354), (11898, 74822), (12559, 70884), (13604, 65439), (14542, 61218), (17721, 50236), (20406, 43626), (21813, 40812), (23628, 37677), (23796, 37411), (25118, 35442), (29084, 30609)]