266906120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1$

素因数の和:427

約数の個数: 128

約数和(自身を含む): 693554400

約数和(自身を除く): 426648280

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 109, 130, 136, 170, 218, 221, 260, 277, 340, 436, 442, 520, 545, 554, 680, 872, 884, 1090, 1105, 1108, 1385, 1417, 1768, 1853, 2180, 2210, 2216, 2770, 2834, 3601, 3706, 4360, 4420, 4709, 5540, 5668, 7085, 7202, 7412, 8840, 9265, 9418, 11080, 11336, 14170, 14404, 14824, 18005, 18530, 18836, 23545, 24089, 28340, 28808, 30193, 36010, 37060, 37672, 47090, 48178, 56680, 60386, 61217, 72020, 74120, 94180, 96356, 120445, 120772, 122434, 144040, 150965, 188360, 192712, 240890, 241544, 244868, 301930, 306085, 392509, 481780, 489736, 513281, 603860, 612170, 785018, 963560, 1026562, 1207720, 1224340, 1570036, 1962545, 2053124, 2448680, 2566405, 3140072, 3925090, 4106248, 5132810, 6672653, 7850180, 10265620, 13345306, 15700360, 20531240, 26690612, 33363265, 53381224, 66726530, 133453060, 266906120]

約数ペア:

[(1, 266906120), (2, 133453060), (4, 66726530), (5, 53381224), (8, 33363265), (10, 26690612), (13, 20531240), (17, 15700360), (20, 13345306), (26, 10265620), (34, 7850180), (40, 6672653), (52, 5132810), (65, 4106248), (68, 3925090), (85, 3140072), (104, 2566405), (109, 2448680), (130, 2053124), (136, 1962545), (170, 1570036), (218, 1224340), (221, 1207720), (260, 1026562), (277, 963560), (340, 785018), (436, 612170), (442, 603860), (520, 513281), (545, 489736), (554, 481780), (680, 392509), (872, 306085), (884, 301930), (1090, 244868), (1105, 241544), (1108, 240890), (1385, 192712), (1417, 188360), (1768, 150965), (1853, 144040), (2180, 122434), (2210, 120772), (2216, 120445), (2770, 96356), (2834, 94180), (3601, 74120), (3706, 72020), (4360, 61217), (4420, 60386), (4709, 56680), (5540, 48178), (5668, 47090), (7085, 37672), (7202, 37060), (7412, 36010), (8840, 30193), (9265, 28808), (9418, 28340), (11080, 24089), (11336, 23545), (14170, 18836), (14404, 18530), (14824, 18005)]