281249496

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:268

約数の個数: 240

約数和(自身を含む): 921163320

約数和(自身を除く): 639913824

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 17, 18, 22, 24, 27, 33, 34, 36, 44, 51, 54, 66, 68, 72, 81, 88, 99, 102, 108, 121, 132, 136, 153, 162, 187, 198, 204, 211, 216, 242, 264, 297, 306, 324, 363, 374, 396, 408, 422, 459, 484, 561, 594, 612, 633, 648, 726, 748, 792, 844, 891, 918, 968, 1089, 1122, 1188, 1224, 1266, 1377, 1452, 1496, 1683, 1688, 1782, 1836, 1899, 2057, 2178, 2244, 2321, 2376, 2532, 2754, 2904, 3267, 3366, 3564, 3587, 3672, 3798, 4114, 4356, 4488, 4642, 5049, 5064, 5508, 5697, 6171, 6534, 6732, 6963, 7128, 7174, 7596, 8228, 8712, 9284, 9801, 10098, 10761, 11016, 11394, 12342, 13068, 13464, 13926, 14348, 15147, 15192, 16456, 17091, 18513, 18568, 19602, 20196, 20889, 21522, 22788, 24684, 25531, 26136, 27852, 28696, 30294, 32283, 34182, 37026, 39204, 39457, 40392, 41778, 43044, 45576, 49368, 51062, 55539, 55704, 60588, 62667, 64566, 68364, 74052, 76593, 78408, 78914, 83556, 86088, 96849, 102124, 111078, 118371, 121176, 125334, 129132, 136728, 148104, 153186, 157828, 166617, 167112, 188001, 193698, 204248, 222156, 229779, 236742, 250668, 258264, 290547, 306372, 315656, 333234, 355113, 376002, 387396, 434027, 444312, 459558, 473484, 501336, 581094, 612744, 666468, 689337, 710226, 752004, 774792, 868054, 919116, 946968, 1065339, 1162188, 1302081, 1332936, 1378674, 1420452, 1504008, 1736108, 1838232, 2068011, 2130678, 2324376, 2604162, 2757348, 2840904, 3196017, 3472216, 3906243, 4136022, 4261356, 5208324, 5514696, 6392034, 7812486, 8272044, 8522712, 10416648, 11718729, 12784068, 15624972, 16544088, 23437458, 25568136, 31249944, 35156187, 46874916, 70312374, 93749832, 140624748, 281249496]

約数ペア:

[(1, 281249496), (2, 140624748), (3, 93749832), (4, 70312374), (6, 46874916), (8, 35156187), (9, 31249944), (11, 25568136), (12, 23437458), (17, 16544088), (18, 15624972), (22, 12784068), (24, 11718729), (27, 10416648), (33, 8522712), (34, 8272044), (36, 7812486), (44, 6392034), (51, 5514696), (54, 5208324), (66, 4261356), (68, 4136022), (72, 3906243), (81, 3472216), (88, 3196017), (99, 2840904), (102, 2757348), (108, 2604162), (121, 2324376), (132, 2130678), (136, 2068011), (153, 1838232), (162, 1736108), (187, 1504008), (198, 1420452), (204, 1378674), (211, 1332936), (216, 1302081), (242, 1162188), (264, 1065339), (297, 946968), (306, 919116), (324, 868054), (363, 774792), (374, 752004), (396, 710226), (408, 689337), (422, 666468), (459, 612744), (484, 581094), (561, 501336), (594, 473484), (612, 459558), (633, 444312), (648, 434027), (726, 387396), (748, 376002), (792, 355113), (844, 333234), (891, 315656), (918, 306372), (968, 290547), (1089, 258264), (1122, 250668), (1188, 236742), (1224, 229779), (1266, 222156), (1377, 204248), (1452, 193698), (1496, 188001), (1683, 167112), (1688, 166617), (1782, 157828), (1836, 153186), (1899, 148104), (2057, 136728), (2178, 129132), (2244, 125334), (2321, 121176), (2376, 118371), (2532, 111078), (2754, 102124), (2904, 96849), (3267, 86088), (3366, 83556), (3564, 78914), (3587, 78408), (3672, 76593), (3798, 74052), (4114, 68364), (4356, 64566), (4488, 62667), (4642, 60588), (5049, 55704), (5064, 55539), (5508, 51062), (5697, 49368), (6171, 45576), (6534, 43044), (6732, 41778), (6963, 40392), (7128, 39457), (7174, 39204), (7596, 37026), (8228, 34182), (8712, 32283), (9284, 30294), (9801, 28696), (10098, 27852), (10761, 26136), (11016, 25531), (11394, 24684), (12342, 22788), (13068, 21522), (13464, 20889), (13926, 20196), (14348, 19602), (15147, 18568), (15192, 18513), (16456, 17091)]