81513360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{113213}}^1$

素因数の和:113232

約数の個数: 60

約数和(自身を含む): 273751452

約数和(自身を除く): 192238092

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 113213, 226426, 339639, 452852, 566065, 679278, 905704, 1018917, 1132130, 1358556, 1698195, 1811408, 2037834, 2264260, 2717112, 3396390, 4075668, 4528520, 5094585, 5434224, 6792780, 8151336, 9057040, 10189170, 13585560, 16302672, 20378340, 27171120, 40756680, 81513360]

約数ペア:

[(1, 81513360), (2, 40756680), (3, 27171120), (4, 20378340), (5, 16302672), (6, 13585560), (8, 10189170), (9, 9057040), (10, 8151336), (12, 6792780), (15, 5434224), (16, 5094585), (18, 4528520), (20, 4075668), (24, 3396390), (30, 2717112), (36, 2264260), (40, 2037834), (45, 1811408), (48, 1698195), (60, 1358556), (72, 1132130), (80, 1018917), (90, 905704), (120, 679278), (144, 566065), (180, 452852), (240, 339639), (360, 226426), (720, 113213)]