168004004

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 373309440

約数和(自身を除く): 205305436

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 61, 62, 76, 122, 124, 133, 167, 217, 244, 266, 334, 427, 434, 532, 589, 668, 854, 868, 1159, 1169, 1178, 1708, 1891, 2318, 2338, 2356, 3173, 3782, 4123, 4636, 4676, 5177, 6346, 7564, 8113, 8246, 10187, 10354, 12692, 13237, 16226, 16492, 20374, 20708, 22211, 26474, 32452, 35929, 36239, 40748, 44422, 52948, 71309, 71858, 72478, 88844, 98363, 142618, 143716, 144956, 193553, 196726, 251503, 285236, 315797, 387106, 393452, 503006, 631594, 688541, 774212, 1006012, 1263188, 1354871, 1377082, 2210579, 2709742, 2754164, 4421158, 5419484, 6000143, 8842316, 12000286, 24000572, 42001001, 84002002, 168004004]

約数ペア:

[(1, 168004004), (2, 84002002), (4, 42001001), (7, 24000572), (14, 12000286), (19, 8842316), (28, 6000143), (31, 5419484), (38, 4421158), (61, 2754164), (62, 2709742), (76, 2210579), (122, 1377082), (124, 1354871), (133, 1263188), (167, 1006012), (217, 774212), (244, 688541), (266, 631594), (334, 503006), (427, 393452), (434, 387106), (532, 315797), (589, 285236), (668, 251503), (854, 196726), (868, 193553), (1159, 144956), (1169, 143716), (1178, 142618), (1708, 98363), (1891, 88844), (2318, 72478), (2338, 71858), (2356, 71309), (3173, 52948), (3782, 44422), (4123, 40748), (4636, 36239), (4676, 35929), (5177, 32452), (6346, 26474), (7564, 22211), (8113, 20708), (8246, 20374), (10187, 16492), (10354, 16226), (12692, 13237)]