2788481520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{352081}}^1$

素因数の和:352111

約数の個数: 120

約数和(自身を含む): 10216011312

約数和(自身を除く): 7427529792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 352081, 704162, 1056243, 1408324, 1760405, 2112486, 2816648, 3168729, 3520810, 3872891, 4224972, 5281215, 5633296, 6337458, 7041620, 7745782, 8449944, 10562430, 11618673, 12674916, 14083240, 15491564, 15843645, 16899888, 19364455, 21124860, 23237346, 25349832, 28166480, 30983128, 31687290, 34856019, 38728910, 42249720, 46474692, 50699664, 58093365, 61966256, 63374580, 69712038, 77457820, 84499440, 92949384, 116186730, 126749160, 139424076, 154915640, 174280095, 185898768, 232373460, 253498320, 278848152, 309831280, 348560190, 464746920, 557696304, 697120380, 929493840, 1394240760, 2788481520]

約数ペア:

[(1, 2788481520), (2, 1394240760), (3, 929493840), (4, 697120380), (5, 557696304), (6, 464746920), (8, 348560190), (9, 309831280), (10, 278848152), (11, 253498320), (12, 232373460), (15, 185898768), (16, 174280095), (18, 154915640), (20, 139424076), (22, 126749160), (24, 116186730), (30, 92949384), (33, 84499440), (36, 77457820), (40, 69712038), (44, 63374580), (45, 61966256), (48, 58093365), (55, 50699664), (60, 46474692), (66, 42249720), (72, 38728910), (80, 34856019), (88, 31687290), (90, 30983128), (99, 28166480), (110, 25349832), (120, 23237346), (132, 21124860), (144, 19364455), (165, 16899888), (176, 15843645), (180, 15491564), (198, 14083240), (220, 12674916), (240, 11618673), (264, 10562430), (330, 8449944), (360, 7745782), (396, 7041620), (440, 6337458), (495, 5633296), (528, 5281215), (660, 4224972), (720, 3872891), (792, 3520810), (880, 3168729), (990, 2816648), (1320, 2112486), (1584, 1760405), (1980, 1408324), (2640, 1056243), (3960, 704162), (7920, 352081)]