238352680

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:235

約数の個数: 128

約数和(自身を含む): 587865600

約数和(自身を除く): 349512920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 41, 46, 71, 82, 89, 92, 115, 142, 164, 178, 184, 205, 230, 284, 328, 355, 356, 410, 445, 460, 568, 710, 712, 820, 890, 920, 943, 1420, 1633, 1640, 1780, 1886, 2047, 2840, 2911, 3266, 3560, 3649, 3772, 4094, 4715, 5822, 6319, 6532, 7298, 7544, 8165, 8188, 9430, 10235, 11644, 12638, 13064, 14555, 14596, 16330, 16376, 18245, 18860, 20470, 23288, 25276, 29110, 29192, 31595, 32660, 36490, 37720, 40940, 50552, 58220, 63190, 65320, 66953, 72980, 81880, 83927, 116440, 126380, 133906, 145337, 145960, 167854, 252760, 259079, 267812, 290674, 334765, 335708, 419635, 518158, 535624, 581348, 669530, 671416, 726685, 839270, 1036316, 1162696, 1295395, 1339060, 1453370, 1678540, 2072632, 2590790, 2678120, 2906740, 3357080, 5181580, 5813480, 5958817, 10363160, 11917634, 23835268, 29794085, 47670536, 59588170, 119176340, 238352680]

約数ペア:

[(1, 238352680), (2, 119176340), (4, 59588170), (5, 47670536), (8, 29794085), (10, 23835268), (20, 11917634), (23, 10363160), (40, 5958817), (41, 5813480), (46, 5181580), (71, 3357080), (82, 2906740), (89, 2678120), (92, 2590790), (115, 2072632), (142, 1678540), (164, 1453370), (178, 1339060), (184, 1295395), (205, 1162696), (230, 1036316), (284, 839270), (328, 726685), (355, 671416), (356, 669530), (410, 581348), (445, 535624), (460, 518158), (568, 419635), (710, 335708), (712, 334765), (820, 290674), (890, 267812), (920, 259079), (943, 252760), (1420, 167854), (1633, 145960), (1640, 145337), (1780, 133906), (1886, 126380), (2047, 116440), (2840, 83927), (2911, 81880), (3266, 72980), (3560, 66953), (3649, 65320), (3772, 63190), (4094, 58220), (4715, 50552), (5822, 40940), (6319, 37720), (6532, 36490), (7298, 32660), (7544, 31595), (8165, 29192), (8188, 29110), (9430, 25276), (10235, 23288), (11644, 20470), (12638, 18860), (13064, 18245), (14555, 16376), (14596, 16330)]