140419832

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1721}}^1$

素因数の和:1812

約数の個数: 64

約数和(自身を含む): 317399040

約数和(自身を除く): 176979208

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 47, 56, 62, 94, 124, 188, 217, 248, 329, 376, 434, 658, 868, 1316, 1457, 1721, 1736, 2632, 2914, 3442, 5828, 6884, 10199, 11656, 12047, 13768, 20398, 24094, 40796, 48188, 53351, 80887, 81592, 96376, 106702, 161774, 213404, 323548, 373457, 426808, 566209, 647096, 746914, 1132418, 1493828, 2264836, 2507497, 2987656, 4529672, 5014994, 10029988, 17552479, 20059976, 35104958, 70209916, 140419832]

約数ペア:

[(1, 140419832), (2, 70209916), (4, 35104958), (7, 20059976), (8, 17552479), (14, 10029988), (28, 5014994), (31, 4529672), (47, 2987656), (56, 2507497), (62, 2264836), (94, 1493828), (124, 1132418), (188, 746914), (217, 647096), (248, 566209), (329, 426808), (376, 373457), (434, 323548), (658, 213404), (868, 161774), (1316, 106702), (1457, 96376), (1721, 81592), (1736, 80887), (2632, 53351), (2914, 48188), (3442, 40796), (5828, 24094), (6884, 20398), (10199, 13768), (11656, 12047)]