218728188

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 288

約数和(自身を含む): 727953408

約数和(自身を除く): 509225220

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 31, 34, 36, 42, 51, 54, 61, 62, 63, 68, 81, 84, 93, 102, 108, 119, 122, 124, 126, 153, 162, 183, 186, 189, 204, 217, 238, 243, 244, 252, 279, 306, 324, 357, 366, 372, 378, 427, 434, 459, 476, 486, 527, 549, 558, 567, 612, 651, 714, 732, 756, 837, 854, 868, 918, 972, 1037, 1054, 1071, 1098, 1116, 1134, 1281, 1302, 1377, 1428, 1581, 1647, 1674, 1701, 1708, 1836, 1891, 1953, 2074, 2108, 2142, 2196, 2268, 2511, 2562, 2604, 2754, 3111, 3162, 3213, 3294, 3348, 3402, 3689, 3782, 3843, 3906, 4131, 4148, 4284, 4743, 4941, 5022, 5124, 5508, 5673, 5859, 6222, 6324, 6426, 6588, 6804, 7259, 7378, 7533, 7564, 7686, 7812, 8262, 9333, 9486, 9639, 9882, 10044, 11067, 11346, 11529, 11718, 12444, 12852, 13237, 14229, 14518, 14756, 14823, 15066, 15372, 16524, 17019, 17577, 18666, 18972, 19278, 19764, 21777, 22134, 22692, 23058, 23436, 26474, 27999, 28458, 28917, 29036, 29646, 30132, 32147, 33201, 34038, 34587, 35154, 37332, 38556, 39711, 42687, 43554, 44268, 46116, 51057, 52731, 52948, 55998, 56916, 57834, 59292, 64294, 65331, 66402, 68076, 69174, 70308, 79422, 83997, 85374, 87108, 96441, 99603, 102114, 103761, 105462, 111996, 115668, 119133, 128061, 128588, 130662, 132804, 138348, 153171, 158844, 167994, 170748, 192882, 195993, 199206, 204228, 207522, 210924, 225029, 238266, 251991, 256122, 261324, 289323, 298809, 306342, 335988, 357399, 385764, 391986, 398412, 415044, 450058, 459513, 476532, 503982, 512244, 578646, 587979, 597618, 612684, 675087, 714798, 783972, 867969, 896427, 900116, 919026, 1007964, 1072197, 1157292, 1175958, 1195236, 1350174, 1429596, 1735938, 1763937, 1792854, 1838052, 2025261, 2144394, 2351916, 2603907, 2700348, 3216591, 3471876, 3527874, 3585708, 4050522, 4288788, 5207814, 6075783, 6433182, 7055748, 7811721, 8101044, 10415628, 12151566, 12866364, 15623442, 18227349, 24303132, 31246884, 36454698, 54682047, 72909396, 109364094, 218728188]

約数ペア:

[(1, 218728188), (2, 109364094), (3, 72909396), (4, 54682047), (6, 36454698), (7, 31246884), (9, 24303132), (12, 18227349), (14, 15623442), (17, 12866364), (18, 12151566), (21, 10415628), (27, 8101044), (28, 7811721), (31, 7055748), (34, 6433182), (36, 6075783), (42, 5207814), (51, 4288788), (54, 4050522), (61, 3585708), (62, 3527874), (63, 3471876), (68, 3216591), (81, 2700348), (84, 2603907), (93, 2351916), (102, 2144394), (108, 2025261), (119, 1838052), (122, 1792854), (124, 1763937), (126, 1735938), (153, 1429596), (162, 1350174), (183, 1195236), (186, 1175958), (189, 1157292), (204, 1072197), (217, 1007964), (238, 919026), (243, 900116), (244, 896427), (252, 867969), (279, 783972), (306, 714798), (324, 675087), (357, 612684), (366, 597618), (372, 587979), (378, 578646), (427, 512244), (434, 503982), (459, 476532), (476, 459513), (486, 450058), (527, 415044), (549, 398412), (558, 391986), (567, 385764), (612, 357399), (651, 335988), (714, 306342), (732, 298809), (756, 289323), (837, 261324), (854, 256122), (868, 251991), (918, 238266), (972, 225029), (1037, 210924), (1054, 207522), (1071, 204228), (1098, 199206), (1116, 195993), (1134, 192882), (1281, 170748), (1302, 167994), (1377, 158844), (1428, 153171), (1581, 138348), (1647, 132804), (1674, 130662), (1701, 128588), (1708, 128061), (1836, 119133), (1891, 115668), (1953, 111996), (2074, 105462), (2108, 103761), (2142, 102114), (2196, 99603), (2268, 96441), (2511, 87108), (2562, 85374), (2604, 83997), (2754, 79422), (3111, 70308), (3162, 69174), (3213, 68076), (3294, 66402), (3348, 65331), (3402, 64294), (3689, 59292), (3782, 57834), (3843, 56916), (3906, 55998), (4131, 52948), (4148, 52731), (4284, 51057), (4743, 46116), (4941, 44268), (5022, 43554), (5124, 42687), (5508, 39711), (5673, 38556), (5859, 37332), (6222, 35154), (6324, 34587), (6426, 34038), (6588, 33201), (6804, 32147), (7259, 30132), (7378, 29646), (7533, 29036), (7564, 28917), (7686, 28458), (7812, 27999), (8262, 26474), (9333, 23436), (9486, 23058), (9639, 22692), (9882, 22134), (10044, 21777), (11067, 19764), (11346, 19278), (11529, 18972), (11718, 18666), (12444, 17577), (12852, 17019), (13237, 16524), (14229, 15372), (14518, 15066), (14756, 14823)]