1990284480

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{230357}}^1$

素因数の和:230383

約数の個数: 112

約数和(自身を含む): 7021311840

約数和(自身を除く): 5031027360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 230357, 460714, 691071, 921428, 1151785, 1382142, 1842856, 2073213, 2303570, 2764284, 3455355, 3685712, 4146426, 4607140, 5528568, 6219639, 6910710, 7371424, 8292852, 9214280, 10366065, 11057136, 12439278, 13821420, 14742848, 16585704, 18428560, 20732130, 22114272, 24878556, 27642840, 31098195, 33171408, 36857120, 41464260, 44228544, 49757112, 55285680, 62196390, 66342816, 73714240, 82928520, 99514224, 110571360, 124392780, 132685632, 165857040, 199028448, 221142720, 248785560, 331714080, 398056896, 497571120, 663428160, 995142240, 1990284480]

約数ペア:

[(1, 1990284480), (2, 995142240), (3, 663428160), (4, 497571120), (5, 398056896), (6, 331714080), (8, 248785560), (9, 221142720), (10, 199028448), (12, 165857040), (15, 132685632), (16, 124392780), (18, 110571360), (20, 99514224), (24, 82928520), (27, 73714240), (30, 66342816), (32, 62196390), (36, 55285680), (40, 49757112), (45, 44228544), (48, 41464260), (54, 36857120), (60, 33171408), (64, 31098195), (72, 27642840), (80, 24878556), (90, 22114272), (96, 20732130), (108, 18428560), (120, 16585704), (135, 14742848), (144, 13821420), (160, 12439278), (180, 11057136), (192, 10366065), (216, 9214280), (240, 8292852), (270, 7371424), (288, 6910710), (320, 6219639), (360, 5528568), (432, 4607140), (480, 4146426), (540, 3685712), (576, 3455355), (720, 2764284), (864, 2303570), (960, 2073213), (1080, 1842856), (1440, 1382142), (1728, 1151785), (2160, 921428), (2880, 691071), (4320, 460714), (8640, 230357)]