919715440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1709}}^1$

素因数の和:1791

約数の個数: 120

約数和(自身を含む): 2526668640

約数和(自身を除く): 1606953200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 961, 1085, 1240, 1709, 1736, 1922, 2170, 2480, 3418, 3472, 3844, 4340, 4805, 6727, 6836, 7688, 8545, 8680, 9610, 11963, 13454, 13672, 15376, 17090, 17360, 19220, 23926, 26908, 27344, 33635, 34180, 38440, 47852, 52979, 53816, 59815, 67270, 68360, 76880, 95704, 105958, 107632, 119630, 134540, 136720, 191408, 211916, 239260, 264895, 269080, 370853, 423832, 478520, 529790, 538160, 741706, 847664, 957040, 1059580, 1483412, 1642349, 1854265, 2119160, 2966824, 3284698, 3708530, 4238320, 5933648, 6569396, 7417060, 8211745, 11496443, 13138792, 14834120, 16423490, 22992886, 26277584, 29668240, 32846980, 45985772, 57482215, 65693960, 91971544, 114964430, 131387920, 183943088, 229928860, 459857720, 919715440]

約数ペア:

[(1, 919715440), (2, 459857720), (4, 229928860), (5, 183943088), (7, 131387920), (8, 114964430), (10, 91971544), (14, 65693960), (16, 57482215), (20, 45985772), (28, 32846980), (31, 29668240), (35, 26277584), (40, 22992886), (56, 16423490), (62, 14834120), (70, 13138792), (80, 11496443), (112, 8211745), (124, 7417060), (140, 6569396), (155, 5933648), (217, 4238320), (248, 3708530), (280, 3284698), (310, 2966824), (434, 2119160), (496, 1854265), (560, 1642349), (620, 1483412), (868, 1059580), (961, 957040), (1085, 847664), (1240, 741706), (1709, 538160), (1736, 529790), (1922, 478520), (2170, 423832), (2480, 370853), (3418, 269080), (3472, 264895), (3844, 239260), (4340, 211916), (4805, 191408), (6727, 136720), (6836, 134540), (7688, 119630), (8545, 107632), (8680, 105958), (9610, 95704), (11963, 76880), (13454, 68360), (13672, 67270), (15376, 59815), (17090, 53816), (17360, 52979), (19220, 47852), (23926, 38440), (26908, 34180), (27344, 33635)]