181579944

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1171}}^1$

素因数の和:1271

約数の個数: 128

約数和(自身を含む): 567060480

約数和(自身を除く): 385480536

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 71, 78, 84, 91, 104, 142, 156, 168, 182, 213, 273, 284, 312, 364, 426, 497, 546, 568, 728, 852, 923, 994, 1092, 1171, 1491, 1704, 1846, 1988, 2184, 2342, 2769, 2982, 3513, 3692, 3976, 4684, 5538, 5964, 6461, 7026, 7384, 8197, 9368, 11076, 11928, 12922, 14052, 15223, 16394, 19383, 22152, 24591, 25844, 28104, 30446, 32788, 38766, 45669, 49182, 51688, 60892, 65576, 77532, 83141, 91338, 98364, 106561, 121784, 155064, 166282, 182676, 196728, 213122, 249423, 319683, 332564, 365352, 426244, 498846, 581987, 639366, 665128, 852488, 997692, 1080833, 1163974, 1278732, 1745961, 1995384, 2161666, 2327948, 2557464, 3242499, 3491922, 4323332, 4655896, 6484998, 6983844, 7565831, 8646664, 12969996, 13967688, 15131662, 22697493, 25939992, 30263324, 45394986, 60526648, 90789972, 181579944]

約数ペア:

[(1, 181579944), (2, 90789972), (3, 60526648), (4, 45394986), (6, 30263324), (7, 25939992), (8, 22697493), (12, 15131662), (13, 13967688), (14, 12969996), (21, 8646664), (24, 7565831), (26, 6983844), (28, 6484998), (39, 4655896), (42, 4323332), (52, 3491922), (56, 3242499), (71, 2557464), (78, 2327948), (84, 2161666), (91, 1995384), (104, 1745961), (142, 1278732), (156, 1163974), (168, 1080833), (182, 997692), (213, 852488), (273, 665128), (284, 639366), (312, 581987), (364, 498846), (426, 426244), (497, 365352), (546, 332564), (568, 319683), (728, 249423), (852, 213122), (923, 196728), (994, 182676), (1092, 166282), (1171, 155064), (1491, 121784), (1704, 106561), (1846, 98364), (1988, 91338), (2184, 83141), (2342, 77532), (2769, 65576), (2982, 60892), (3513, 51688), (3692, 49182), (3976, 45669), (4684, 38766), (5538, 32788), (5964, 30446), (6461, 28104), (7026, 25844), (7384, 24591), (8197, 22152), (9368, 19383), (11076, 16394), (11928, 15223), (12922, 14052)]