278300190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{4523}}^1$

素因数の和:4833

約数の個数: 64

約数和(自身を含む): 766112256

約数和(自身を除く): 487812066

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 293, 586, 879, 1465, 1758, 2051, 2930, 4102, 4395, 4523, 6153, 8790, 9046, 10255, 12306, 13569, 20510, 22615, 27138, 30765, 31661, 45230, 61530, 63322, 67845, 94983, 135690, 158305, 189966, 316610, 474915, 949830, 1325239, 2650478, 3975717, 6626195, 7951434, 9276673, 13252390, 18553346, 19878585, 27830019, 39757170, 46383365, 55660038, 92766730, 139150095, 278300190]

約数ペア:

[(1, 278300190), (2, 139150095), (3, 92766730), (5, 55660038), (6, 46383365), (7, 39757170), (10, 27830019), (14, 19878585), (15, 18553346), (21, 13252390), (30, 9276673), (35, 7951434), (42, 6626195), (70, 3975717), (105, 2650478), (210, 1325239), (293, 949830), (586, 474915), (879, 316610), (1465, 189966), (1758, 158305), (2051, 135690), (2930, 94983), (4102, 67845), (4395, 63322), (4523, 61530), (6153, 45230), (8790, 31661), (9046, 30765), (10255, 27138), (12306, 22615), (13569, 20510)]