28105440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5323}}^1$

素因数の和:5352

約数の個数: 96

約数和(自身を含む): 96598656

約数和(自身を除く): 68493216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 5280, 5323, 10646, 15969, 21292, 26615, 31938, 42584, 53230, 58553, 63876, 79845, 85168, 106460, 117106, 127752, 159690, 170336, 175659, 212920, 234212, 255504, 292765, 319380, 351318, 425840, 468424, 511008, 585530, 638760, 702636, 851680, 878295, 936848, 1171060, 1277520, 1405272, 1756590, 1873696, 2342120, 2555040, 2810544, 3513180, 4684240, 5621088, 7026360, 9368480, 14052720, 28105440]

約数ペア:

[(1, 28105440), (2, 14052720), (3, 9368480), (4, 7026360), (5, 5621088), (6, 4684240), (8, 3513180), (10, 2810544), (11, 2555040), (12, 2342120), (15, 1873696), (16, 1756590), (20, 1405272), (22, 1277520), (24, 1171060), (30, 936848), (32, 878295), (33, 851680), (40, 702636), (44, 638760), (48, 585530), (55, 511008), (60, 468424), (66, 425840), (80, 351318), (88, 319380), (96, 292765), (110, 255504), (120, 234212), (132, 212920), (160, 175659), (165, 170336), (176, 159690), (220, 127752), (240, 117106), (264, 106460), (330, 85168), (352, 79845), (440, 63876), (480, 58553), (528, 53230), (660, 42584), (880, 31938), (1056, 26615), (1320, 21292), (1760, 15969), (2640, 10646), (5280, 5323)]