2015311100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:516

約数の個数: 144

約数和(自身を含む): 4933184256

約数和(自身を除く): 2917873156

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 43, 44, 50, 55, 86, 100, 110, 137, 172, 215, 220, 274, 275, 311, 430, 473, 548, 550, 622, 685, 860, 946, 1075, 1100, 1244, 1370, 1507, 1555, 1892, 2150, 2365, 2740, 3014, 3110, 3421, 3425, 4300, 4730, 5891, 6028, 6220, 6842, 6850, 7535, 7775, 9460, 11782, 11825, 13373, 13684, 13700, 15070, 15550, 17105, 23564, 23650, 26746, 29455, 30140, 31100, 34210, 37675, 42607, 47300, 53492, 58910, 64801, 66865, 68420, 75350, 85214, 85525, 117820, 129602, 133730, 147103, 147275, 150700, 170428, 171050, 213035, 259204, 267460, 294206, 294550, 324005, 334325, 342100, 426070, 468677, 588412, 589100, 648010, 668650, 735515, 852140, 937354, 1065175, 1296020, 1337300, 1471030, 1620025, 1832101, 1874708, 2130350, 2343385, 2942060, 3240050, 3664202, 3677575, 4260700, 4686770, 6480100, 7328404, 7355150, 9160505, 9373540, 11716925, 14710300, 18321010, 20153111, 23433850, 36642020, 40306222, 45802525, 46867700, 80612444, 91605050, 100765555, 183210100, 201531110, 403062220, 503827775, 1007655550, 2015311100]

約数ペア:

[(1, 2015311100), (2, 1007655550), (4, 503827775), (5, 403062220), (10, 201531110), (11, 183210100), (20, 100765555), (22, 91605050), (25, 80612444), (43, 46867700), (44, 45802525), (50, 40306222), (55, 36642020), (86, 23433850), (100, 20153111), (110, 18321010), (137, 14710300), (172, 11716925), (215, 9373540), (220, 9160505), (274, 7355150), (275, 7328404), (311, 6480100), (430, 4686770), (473, 4260700), (548, 3677575), (550, 3664202), (622, 3240050), (685, 2942060), (860, 2343385), (946, 2130350), (1075, 1874708), (1100, 1832101), (1244, 1620025), (1370, 1471030), (1507, 1337300), (1555, 1296020), (1892, 1065175), (2150, 937354), (2365, 852140), (2740, 735515), (3014, 668650), (3110, 648010), (3421, 589100), (3425, 588412), (4300, 468677), (4730, 426070), (5891, 342100), (6028, 334325), (6220, 324005), (6842, 294550), (6850, 294206), (7535, 267460), (7775, 259204), (9460, 213035), (11782, 171050), (11825, 170428), (13373, 150700), (13684, 147275), (13700, 147103), (15070, 133730), (15550, 129602), (17105, 117820), (23564, 85525), (23650, 85214), (26746, 75350), (29455, 68420), (30140, 66865), (31100, 64801), (34210, 58910), (37675, 53492), (42607, 47300)]