255726030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{19963}}^1$

素因数の和:20041

約数の個数: 64

約数和(自身を含む): 712954368

約数和(自身を除く): 457228338

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 61, 70, 105, 122, 183, 210, 305, 366, 427, 610, 854, 915, 1281, 1830, 2135, 2562, 4270, 6405, 12810, 19963, 39926, 59889, 99815, 119778, 139741, 199630, 279482, 299445, 419223, 598890, 698705, 838446, 1217743, 1397410, 2096115, 2435486, 3653229, 4192230, 6088715, 7306458, 8524201, 12177430, 17048402, 18266145, 25572603, 36532290, 42621005, 51145206, 85242010, 127863015, 255726030]

約数ペア:

[(1, 255726030), (2, 127863015), (3, 85242010), (5, 51145206), (6, 42621005), (7, 36532290), (10, 25572603), (14, 18266145), (15, 17048402), (21, 12177430), (30, 8524201), (35, 7306458), (42, 6088715), (61, 4192230), (70, 3653229), (105, 2435486), (122, 2096115), (183, 1397410), (210, 1217743), (305, 838446), (366, 698705), (427, 598890), (610, 419223), (854, 299445), (915, 279482), (1281, 199630), (1830, 139741), (2135, 119778), (2562, 99815), (4270, 59889), (6405, 39926), (12810, 19963)]