251737308

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:398

約数の個数: 144

約数和(自身を含む): 713032320

約数和(自身を除く): 461295012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 43, 54, 57, 76, 81, 86, 108, 114, 129, 162, 171, 172, 228, 243, 258, 317, 324, 342, 387, 486, 513, 516, 634, 684, 774, 817, 951, 972, 1026, 1161, 1268, 1539, 1548, 1634, 1902, 2052, 2322, 2451, 2853, 3078, 3268, 3483, 3804, 4617, 4644, 4902, 5706, 6023, 6156, 6966, 7353, 8559, 9234, 9804, 10449, 11412, 12046, 13631, 13932, 14706, 17118, 18069, 18468, 20898, 22059, 24092, 25677, 27262, 29412, 34236, 36138, 40893, 41796, 44118, 51354, 54207, 54524, 66177, 72276, 77031, 81786, 88236, 102708, 108414, 122679, 132354, 154062, 162621, 163572, 198531, 216828, 245358, 258989, 264708, 308124, 325242, 368037, 397062, 487863, 490716, 517978, 650484, 736074, 776967, 794124, 975726, 1035956, 1104111, 1463589, 1472148, 1553934, 1951452, 2208222, 2330901, 2927178, 3107868, 3312333, 4416444, 4661802, 5854356, 6624666, 6992703, 9323604, 13249332, 13985406, 20978109, 27970812, 41956218, 62934327, 83912436, 125868654, 251737308]

約数ペア:

[(1, 251737308), (2, 125868654), (3, 83912436), (4, 62934327), (6, 41956218), (9, 27970812), (12, 20978109), (18, 13985406), (19, 13249332), (27, 9323604), (36, 6992703), (38, 6624666), (43, 5854356), (54, 4661802), (57, 4416444), (76, 3312333), (81, 3107868), (86, 2927178), (108, 2330901), (114, 2208222), (129, 1951452), (162, 1553934), (171, 1472148), (172, 1463589), (228, 1104111), (243, 1035956), (258, 975726), (317, 794124), (324, 776967), (342, 736074), (387, 650484), (486, 517978), (513, 490716), (516, 487863), (634, 397062), (684, 368037), (774, 325242), (817, 308124), (951, 264708), (972, 258989), (1026, 245358), (1161, 216828), (1268, 198531), (1539, 163572), (1548, 162621), (1634, 154062), (1902, 132354), (2052, 122679), (2322, 108414), (2451, 102708), (2853, 88236), (3078, 81786), (3268, 77031), (3483, 72276), (3804, 66177), (4617, 54524), (4644, 54207), (4902, 51354), (5706, 44118), (6023, 41796), (6156, 40893), (6966, 36138), (7353, 34236), (8559, 29412), (9234, 27262), (9804, 25677), (10449, 24092), (11412, 22059), (12046, 20898), (13631, 18468), (13932, 18069), (14706, 17118)]