161556768

素因数分解:

$2^5\times 3^4\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:576

約数の個数: 120

約数和(自身を含む): 479364732

約数和(自身を除く): 317807964

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 157, 162, 216, 288, 314, 324, 397, 432, 471, 628, 648, 794, 864, 942, 1191, 1256, 1296, 1413, 1588, 1884, 2382, 2512, 2592, 2826, 3176, 3573, 3768, 4239, 4764, 5024, 5652, 6352, 7146, 7536, 8478, 9528, 10719, 11304, 12704, 12717, 14292, 15072, 16956, 19056, 21438, 22608, 25434, 28584, 32157, 33912, 38112, 42876, 45216, 50868, 57168, 62329, 64314, 67824, 85752, 101736, 114336, 124658, 128628, 135648, 171504, 186987, 203472, 249316, 257256, 343008, 373974, 406944, 498632, 514512, 560961, 747948, 997264, 1029024, 1121922, 1495896, 1682883, 1994528, 2243844, 2991792, 3365766, 4487688, 5048649, 5983584, 6731532, 8975376, 10097298, 13463064, 17950752, 20194596, 26926128, 40389192, 53852256, 80778384, 161556768]

約数ペア:

[(1, 161556768), (2, 80778384), (3, 53852256), (4, 40389192), (6, 26926128), (8, 20194596), (9, 17950752), (12, 13463064), (16, 10097298), (18, 8975376), (24, 6731532), (27, 5983584), (32, 5048649), (36, 4487688), (48, 3365766), (54, 2991792), (72, 2243844), (81, 1994528), (96, 1682883), (108, 1495896), (144, 1121922), (157, 1029024), (162, 997264), (216, 747948), (288, 560961), (314, 514512), (324, 498632), (397, 406944), (432, 373974), (471, 343008), (628, 257256), (648, 249316), (794, 203472), (864, 186987), (942, 171504), (1191, 135648), (1256, 128628), (1296, 124658), (1413, 114336), (1588, 101736), (1884, 85752), (2382, 67824), (2512, 64314), (2592, 62329), (2826, 57168), (3176, 50868), (3573, 45216), (3768, 42876), (4239, 38112), (4764, 33912), (5024, 32157), (5652, 28584), (6352, 25434), (7146, 22608), (7536, 21438), (8478, 19056), (9528, 16956), (10719, 15072), (11304, 14292), (12704, 12717)]