81601128

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1861}}^1$

素因数の和:1912

約数の個数: 128

約数和(自身を含む): 268128000

約数和(自身を除く): 186526872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 29, 36, 42, 54, 56, 58, 63, 72, 84, 87, 108, 116, 126, 168, 174, 189, 203, 216, 232, 252, 261, 348, 378, 406, 504, 522, 609, 696, 756, 783, 812, 1044, 1218, 1512, 1566, 1624, 1827, 1861, 2088, 2436, 3132, 3654, 3722, 4872, 5481, 5583, 6264, 7308, 7444, 10962, 11166, 13027, 14616, 14888, 16749, 21924, 22332, 26054, 33498, 39081, 43848, 44664, 50247, 52108, 53969, 66996, 78162, 100494, 104216, 107938, 117243, 133992, 156324, 161907, 200988, 215876, 234486, 312648, 323814, 351729, 377783, 401976, 431752, 468972, 485721, 647628, 703458, 755566, 937944, 971442, 1133349, 1295256, 1406916, 1457163, 1511132, 1942884, 2266698, 2813832, 2914326, 3022264, 3400047, 3885768, 4533396, 5828652, 6800094, 9066792, 10200141, 11657304, 13600188, 20400282, 27200376, 40800564, 81601128]

約数ペア:

[(1, 81601128), (2, 40800564), (3, 27200376), (4, 20400282), (6, 13600188), (7, 11657304), (8, 10200141), (9, 9066792), (12, 6800094), (14, 5828652), (18, 4533396), (21, 3885768), (24, 3400047), (27, 3022264), (28, 2914326), (29, 2813832), (36, 2266698), (42, 1942884), (54, 1511132), (56, 1457163), (58, 1406916), (63, 1295256), (72, 1133349), (84, 971442), (87, 937944), (108, 755566), (116, 703458), (126, 647628), (168, 485721), (174, 468972), (189, 431752), (203, 401976), (216, 377783), (232, 351729), (252, 323814), (261, 312648), (348, 234486), (378, 215876), (406, 200988), (504, 161907), (522, 156324), (609, 133992), (696, 117243), (756, 107938), (783, 104216), (812, 100494), (1044, 78162), (1218, 66996), (1512, 53969), (1566, 52108), (1624, 50247), (1827, 44664), (1861, 43848), (2088, 39081), (2436, 33498), (3132, 26054), (3654, 22332), (3722, 21924), (4872, 16749), (5481, 14888), (5583, 14616), (6264, 13027), (7308, 11166), (7444, 10962)]