254605470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:367

約数の個数: 128

約数和(自身を含む): 722304000

約数和(自身を除く): 467698530

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 109, 147, 210, 218, 227, 245, 294, 327, 343, 454, 490, 545, 654, 681, 686, 735, 763, 1029, 1090, 1135, 1362, 1470, 1526, 1589, 1635, 1715, 2058, 2270, 2289, 3178, 3270, 3405, 3430, 3815, 4578, 4767, 5145, 5341, 6810, 7630, 7945, 9534, 10290, 10682, 11123, 11445, 15890, 16023, 22246, 22890, 23835, 24743, 26705, 32046, 33369, 37387, 47670, 49486, 53410, 55615, 66738, 74229, 74774, 77861, 80115, 111230, 112161, 123715, 148458, 155722, 160230, 166845, 173201, 186935, 224322, 233583, 247430, 333690, 346402, 371145, 373870, 389305, 467166, 519603, 560805, 742290, 778610, 866005, 1039206, 1121610, 1167915, 1212407, 1732010, 2335830, 2424814, 2598015, 3637221, 5196030, 6062035, 7274442, 8486849, 12124070, 16973698, 18186105, 25460547, 36372210, 42434245, 50921094, 84868490, 127302735, 254605470]

約数ペア:

[(1, 254605470), (2, 127302735), (3, 84868490), (5, 50921094), (6, 42434245), (7, 36372210), (10, 25460547), (14, 18186105), (15, 16973698), (21, 12124070), (30, 8486849), (35, 7274442), (42, 6062035), (49, 5196030), (70, 3637221), (98, 2598015), (105, 2424814), (109, 2335830), (147, 1732010), (210, 1212407), (218, 1167915), (227, 1121610), (245, 1039206), (294, 866005), (327, 778610), (343, 742290), (454, 560805), (490, 519603), (545, 467166), (654, 389305), (681, 373870), (686, 371145), (735, 346402), (763, 333690), (1029, 247430), (1090, 233583), (1135, 224322), (1362, 186935), (1470, 173201), (1526, 166845), (1589, 160230), (1635, 155722), (1715, 148458), (2058, 123715), (2270, 112161), (2289, 111230), (3178, 80115), (3270, 77861), (3405, 74774), (3430, 74229), (3815, 66738), (4578, 55615), (4767, 53410), (5145, 49486), (5341, 47670), (6810, 37387), (7630, 33369), (7945, 32046), (9534, 26705), (10290, 24743), (10682, 23835), (11123, 22890), (11445, 22246), (15890, 16023)]