251115228

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:223

約数の個数: 288

約数和(自身を含む): 862977024

約数和(自身を除く): 611861796

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 17, 18, 21, 26, 27, 28, 34, 36, 39, 42, 51, 52, 54, 63, 68, 78, 81, 84, 91, 102, 108, 117, 119, 126, 153, 156, 162, 167, 182, 189, 204, 221, 234, 238, 243, 252, 273, 306, 324, 334, 351, 357, 364, 378, 442, 459, 468, 476, 486, 501, 546, 567, 612, 663, 668, 702, 714, 756, 819, 884, 918, 972, 1002, 1053, 1071, 1092, 1134, 1169, 1326, 1377, 1404, 1428, 1503, 1547, 1638, 1701, 1836, 1989, 2004, 2106, 2142, 2171, 2268, 2338, 2457, 2652, 2754, 2839, 3006, 3094, 3159, 3213, 3276, 3402, 3507, 3978, 4131, 4212, 4284, 4342, 4509, 4641, 4676, 4914, 5508, 5678, 5967, 6012, 6188, 6318, 6426, 6513, 6804, 7014, 7371, 7956, 8262, 8517, 8684, 9018, 9282, 9639, 9828, 10521, 11356, 11934, 12636, 12852, 13026, 13527, 13923, 14028, 14742, 15197, 16524, 17034, 17901, 18036, 18564, 19278, 19539, 19873, 21042, 22113, 23868, 25551, 26052, 27054, 27846, 28917, 29484, 30394, 31563, 34068, 35802, 36907, 38556, 39078, 39746, 40581, 41769, 42084, 44226, 45591, 51102, 53703, 54108, 55692, 57834, 58617, 59619, 60788, 63126, 71604, 73814, 76653, 78156, 79492, 81162, 83538, 88452, 91182, 94689, 102204, 107406, 110721, 115668, 117234, 119238, 125307, 126252, 136773, 147628, 153306, 162324, 167076, 175851, 178857, 182364, 189378, 214812, 221442, 229959, 234468, 238476, 250614, 258349, 273546, 284067, 306612, 332163, 351702, 357714, 375921, 378756, 410319, 442884, 459918, 501228, 516698, 527553, 536571, 547092, 568134, 664326, 689877, 703404, 715428, 751842, 775047, 820638, 919836, 996489, 1033396, 1055106, 1073142, 1136268, 1230957, 1328652, 1379754, 1503684, 1550094, 1609713, 1641276, 1992978, 2110212, 2146284, 2325141, 2461914, 2759508, 2989467, 3100188, 3219426, 3692871, 3985956, 4650282, 4829139, 4923828, 5978934, 6438852, 6975423, 7385742, 8968401, 9300564, 9658278, 11957868, 13950846, 14771484, 17936802, 19316556, 20926269, 27901692, 35873604, 41852538, 62778807, 83705076, 125557614, 251115228]

約数ペア:

[(1, 251115228), (2, 125557614), (3, 83705076), (4, 62778807), (6, 41852538), (7, 35873604), (9, 27901692), (12, 20926269), (13, 19316556), (14, 17936802), (17, 14771484), (18, 13950846), (21, 11957868), (26, 9658278), (27, 9300564), (28, 8968401), (34, 7385742), (36, 6975423), (39, 6438852), (42, 5978934), (51, 4923828), (52, 4829139), (54, 4650282), (63, 3985956), (68, 3692871), (78, 3219426), (81, 3100188), (84, 2989467), (91, 2759508), (102, 2461914), (108, 2325141), (117, 2146284), (119, 2110212), (126, 1992978), (153, 1641276), (156, 1609713), (162, 1550094), (167, 1503684), (182, 1379754), (189, 1328652), (204, 1230957), (221, 1136268), (234, 1073142), (238, 1055106), (243, 1033396), (252, 996489), (273, 919836), (306, 820638), (324, 775047), (334, 751842), (351, 715428), (357, 703404), (364, 689877), (378, 664326), (442, 568134), (459, 547092), (468, 536571), (476, 527553), (486, 516698), (501, 501228), (546, 459918), (567, 442884), (612, 410319), (663, 378756), (668, 375921), (702, 357714), (714, 351702), (756, 332163), (819, 306612), (884, 284067), (918, 273546), (972, 258349), (1002, 250614), (1053, 238476), (1071, 234468), (1092, 229959), (1134, 221442), (1169, 214812), (1326, 189378), (1377, 182364), (1404, 178857), (1428, 175851), (1503, 167076), (1547, 162324), (1638, 153306), (1701, 147628), (1836, 136773), (1989, 126252), (2004, 125307), (2106, 119238), (2142, 117234), (2171, 115668), (2268, 110721), (2338, 107406), (2457, 102204), (2652, 94689), (2754, 91182), (2839, 88452), (3006, 83538), (3094, 81162), (3159, 79492), (3213, 78156), (3276, 76653), (3402, 73814), (3507, 71604), (3978, 63126), (4131, 60788), (4212, 59619), (4284, 58617), (4342, 57834), (4509, 55692), (4641, 54108), (4676, 53703), (4914, 51102), (5508, 45591), (5678, 44226), (5967, 42084), (6012, 41769), (6188, 40581), (6318, 39746), (6426, 39078), (6513, 38556), (6804, 36907), (7014, 35802), (7371, 34068), (7956, 31563), (8262, 30394), (8517, 29484), (8684, 28917), (9018, 27846), (9282, 27054), (9639, 26052), (9828, 25551), (10521, 23868), (11356, 22113), (11934, 21042), (12636, 19873), (12852, 19539), (13026, 19278), (13527, 18564), (13923, 18036), (14028, 17901), (14742, 17034), (15197, 16524)]