15982610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 35354880

約数和(自身を除く): 19372270

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 61, 70, 95, 122, 133, 190, 197, 266, 305, 394, 427, 610, 665, 854, 985, 1159, 1330, 1379, 1970, 2135, 2318, 2758, 3743, 4270, 5795, 6895, 7486, 8113, 11590, 12017, 13790, 16226, 18715, 24034, 26201, 37430, 40565, 52402, 60085, 81130, 84119, 120170, 131005, 168238, 228323, 262010, 420595, 456646, 841190, 1141615, 1598261, 2283230, 3196522, 7991305, 15982610]

約数ペア:

[(1, 15982610), (2, 7991305), (5, 3196522), (7, 2283230), (10, 1598261), (14, 1141615), (19, 841190), (35, 456646), (38, 420595), (61, 262010), (70, 228323), (95, 168238), (122, 131005), (133, 120170), (190, 84119), (197, 81130), (266, 60085), (305, 52402), (394, 40565), (427, 37430), (610, 26201), (665, 24034), (854, 18715), (985, 16226), (1159, 13790), (1330, 12017), (1379, 11590), (1970, 8113), (2135, 7486), (2318, 6895), (2758, 5795), (3743, 4270)]