268978890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{146983}}^1$

素因数の和:147054

約数の個数: 32

約数和(自身を含む): 656136576

約数和(自身を除く): 387157686

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 146983, 293966, 440949, 734915, 881898, 1469830, 2204745, 4409490, 8965963, 17931926, 26897889, 44829815, 53795778, 89659630, 134489445, 268978890]

約数ペア:

[(1, 268978890), (2, 134489445), (3, 89659630), (5, 53795778), (6, 44829815), (10, 26897889), (15, 17931926), (30, 8965963), (61, 4409490), (122, 2204745), (183, 1469830), (305, 881898), (366, 734915), (610, 440949), (915, 293966), (1830, 146983)]