28287600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2143}}^1$

素因数の和:2175

約数の個数: 120

約数和(自身を含む): 98898432

約数和(自身を除く): 70610832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 33, 40, 44, 48, 50, 55, 60, 66, 75, 80, 88, 100, 110, 120, 132, 150, 165, 176, 200, 220, 240, 264, 275, 300, 330, 400, 440, 528, 550, 600, 660, 825, 880, 1100, 1200, 1320, 1650, 2143, 2200, 2640, 3300, 4286, 4400, 6429, 6600, 8572, 10715, 12858, 13200, 17144, 21430, 23573, 25716, 32145, 34288, 42860, 47146, 51432, 53575, 64290, 70719, 85720, 94292, 102864, 107150, 117865, 128580, 141438, 160725, 171440, 188584, 214300, 235730, 257160, 282876, 321450, 353595, 377168, 428600, 471460, 514320, 565752, 589325, 642900, 707190, 857200, 942920, 1131504, 1178650, 1285800, 1414380, 1767975, 1885840, 2357300, 2571600, 2828760, 3535950, 4714600, 5657520, 7071900, 9429200, 14143800, 28287600]

約数ペア:

[(1, 28287600), (2, 14143800), (3, 9429200), (4, 7071900), (5, 5657520), (6, 4714600), (8, 3535950), (10, 2828760), (11, 2571600), (12, 2357300), (15, 1885840), (16, 1767975), (20, 1414380), (22, 1285800), (24, 1178650), (25, 1131504), (30, 942920), (33, 857200), (40, 707190), (44, 642900), (48, 589325), (50, 565752), (55, 514320), (60, 471460), (66, 428600), (75, 377168), (80, 353595), (88, 321450), (100, 282876), (110, 257160), (120, 235730), (132, 214300), (150, 188584), (165, 171440), (176, 160725), (200, 141438), (220, 128580), (240, 117865), (264, 107150), (275, 102864), (300, 94292), (330, 85720), (400, 70719), (440, 64290), (528, 53575), (550, 51432), (600, 47146), (660, 42860), (825, 34288), (880, 32145), (1100, 25716), (1200, 23573), (1320, 21430), (1650, 17144), (2143, 13200), (2200, 12858), (2640, 10715), (3300, 8572), (4286, 6600), (4400, 6429)]