447844040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{353}}^1$

素因数の和:591

約数の個数: 128

約数和(自身を含む): 1211189760

約数和(自身を除く): 763345720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 197, 230, 280, 322, 353, 394, 460, 644, 706, 788, 805, 920, 985, 1288, 1379, 1412, 1576, 1610, 1765, 1970, 2471, 2758, 2824, 3220, 3530, 3940, 4531, 4942, 5516, 6440, 6895, 7060, 7880, 8119, 9062, 9884, 11032, 12355, 13790, 14120, 16238, 18124, 19768, 22655, 24710, 27580, 31717, 32476, 36248, 40595, 45310, 49420, 55160, 56833, 63434, 64952, 69541, 81190, 90620, 98840, 113666, 126868, 139082, 158585, 162380, 181240, 227332, 253736, 278164, 284165, 317170, 324760, 347705, 454664, 486787, 556328, 568330, 634340, 695410, 973574, 1136660, 1268680, 1390820, 1599443, 1947148, 2273320, 2433935, 2781640, 3198886, 3894296, 4867870, 6397772, 7997215, 9735740, 11196101, 12795544, 15994430, 19471480, 22392202, 31988860, 44784404, 55980505, 63977720, 89568808, 111961010, 223922020, 447844040]

約数ペア:

[(1, 447844040), (2, 223922020), (4, 111961010), (5, 89568808), (7, 63977720), (8, 55980505), (10, 44784404), (14, 31988860), (20, 22392202), (23, 19471480), (28, 15994430), (35, 12795544), (40, 11196101), (46, 9735740), (56, 7997215), (70, 6397772), (92, 4867870), (115, 3894296), (140, 3198886), (161, 2781640), (184, 2433935), (197, 2273320), (230, 1947148), (280, 1599443), (322, 1390820), (353, 1268680), (394, 1136660), (460, 973574), (644, 695410), (706, 634340), (788, 568330), (805, 556328), (920, 486787), (985, 454664), (1288, 347705), (1379, 324760), (1412, 317170), (1576, 284165), (1610, 278164), (1765, 253736), (1970, 227332), (2471, 181240), (2758, 162380), (2824, 158585), (3220, 139082), (3530, 126868), (3940, 113666), (4531, 98840), (4942, 90620), (5516, 81190), (6440, 69541), (6895, 64952), (7060, 63434), (7880, 56833), (8119, 55160), (9062, 49420), (9884, 45310), (11032, 40595), (12355, 36248), (13790, 32476), (14120, 31717), (16238, 27580), (18124, 24710), (19768, 22655)]