259911080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{45439}}^1$

素因数の和:45474

約数の個数: 64

約数和(自身を含む): 687052800

約数和(自身を除く): 427141720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 45439, 90878, 181756, 227195, 363512, 454390, 499829, 590707, 908780, 999658, 1181414, 1817560, 1999316, 2362828, 2499145, 2953535, 3998632, 4725656, 4998290, 5907070, 6497777, 9996580, 11814140, 12995554, 19993160, 23628280, 25991108, 32488885, 51982216, 64977770, 129955540, 259911080]

約数ペア:

[(1, 259911080), (2, 129955540), (4, 64977770), (5, 51982216), (8, 32488885), (10, 25991108), (11, 23628280), (13, 19993160), (20, 12995554), (22, 11814140), (26, 9996580), (40, 6497777), (44, 5907070), (52, 4998290), (55, 4725656), (65, 3998632), (88, 2953535), (104, 2499145), (110, 2362828), (130, 1999316), (143, 1817560), (220, 1181414), (260, 999658), (286, 908780), (440, 590707), (520, 499829), (572, 454390), (715, 363512), (1144, 227195), (1430, 181756), (2860, 90878), (5720, 45439)]