40806720

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{4723}}^1$

素因数の和:4749

約数の個数: 112

約数和(自身を含む): 143987520

約数和(自身を除く): 103180800

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, 4723, 8640, 9446, 14169, 18892, 23615, 28338, 37784, 42507, 47230, 56676, 70845, 75568, 85014, 94460, 113352, 127521, 141690, 151136, 170028, 188920, 212535, 226704, 255042, 283380, 302272, 340056, 377840, 425070, 453408, 510084, 566760, 637605, 680112, 755680, 850140, 906816, 1020168, 1133520, 1275210, 1360224, 1511360, 1700280, 2040336, 2267040, 2550420, 2720448, 3400560, 4080672, 4534080, 5100840, 6801120, 8161344, 10201680, 13602240, 20403360, 40806720]

約数ペア:

[(1, 40806720), (2, 20403360), (3, 13602240), (4, 10201680), (5, 8161344), (6, 6801120), (8, 5100840), (9, 4534080), (10, 4080672), (12, 3400560), (15, 2720448), (16, 2550420), (18, 2267040), (20, 2040336), (24, 1700280), (27, 1511360), (30, 1360224), (32, 1275210), (36, 1133520), (40, 1020168), (45, 906816), (48, 850140), (54, 755680), (60, 680112), (64, 637605), (72, 566760), (80, 510084), (90, 453408), (96, 425070), (108, 377840), (120, 340056), (135, 302272), (144, 283380), (160, 255042), (180, 226704), (192, 212535), (216, 188920), (240, 170028), (270, 151136), (288, 141690), (320, 127521), (360, 113352), (432, 94460), (480, 85014), (540, 75568), (576, 70845), (720, 56676), (864, 47230), (960, 42507), (1080, 37784), (1440, 28338), (1728, 23615), (2160, 18892), (2880, 14169), (4320, 9446), (4723, 8640)]