279996588

素因数分解:

$2^2\times 3^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:565

約数の個数: 120

約数和(自身を含む): 769645184

約数和(自身を除く): 489648596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 61, 62, 81, 93, 108, 122, 124, 162, 183, 186, 244, 279, 324, 366, 372, 457, 549, 558, 732, 837, 914, 1098, 1116, 1371, 1647, 1674, 1828, 1891, 2196, 2511, 2742, 3294, 3348, 3782, 4113, 4941, 5022, 5484, 5673, 6588, 7564, 8226, 9882, 10044, 11346, 12339, 14167, 16452, 17019, 19764, 22692, 24678, 27877, 28334, 34038, 37017, 42501, 49356, 51057, 55754, 56668, 68076, 74034, 83631, 85002, 102114, 111508, 127503, 148068, 153171, 167262, 170004, 204228, 250893, 255006, 306342, 334524, 382509, 501786, 510012, 612684, 752679, 765018, 864187, 1003572, 1147527, 1505358, 1530036, 1728374, 2258037, 2295054, 2592561, 3010716, 3456748, 4516074, 4590108, 5185122, 7777683, 9032148, 10370244, 15555366, 23333049, 31110732, 46666098, 69999147, 93332196, 139998294, 279996588]

約数ペア:

[(1, 279996588), (2, 139998294), (3, 93332196), (4, 69999147), (6, 46666098), (9, 31110732), (12, 23333049), (18, 15555366), (27, 10370244), (31, 9032148), (36, 7777683), (54, 5185122), (61, 4590108), (62, 4516074), (81, 3456748), (93, 3010716), (108, 2592561), (122, 2295054), (124, 2258037), (162, 1728374), (183, 1530036), (186, 1505358), (244, 1147527), (279, 1003572), (324, 864187), (366, 765018), (372, 752679), (457, 612684), (549, 510012), (558, 501786), (732, 382509), (837, 334524), (914, 306342), (1098, 255006), (1116, 250893), (1371, 204228), (1647, 170004), (1674, 167262), (1828, 153171), (1891, 148068), (2196, 127503), (2511, 111508), (2742, 102114), (3294, 85002), (3348, 83631), (3782, 74034), (4113, 68076), (4941, 56668), (5022, 55754), (5484, 51057), (5673, 49356), (6588, 42501), (7564, 37017), (8226, 34038), (9882, 28334), (10044, 27877), (11346, 24678), (12339, 22692), (14167, 19764), (16452, 17019)]