380420280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18539}}^1$

素因数の和:18578

約数の個数: 128

約数和(自身を含む): 1334880000

約数和(自身を除く): 954459720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 18539, 20520, 37078, 55617, 74156, 92695, 111234, 148312, 166851, 185390, 222468, 278085, 333702, 352241, 370780, 444936, 500553, 556170, 667404, 704482, 741560, 834255, 1001106, 1056723, 1112340, 1334808, 1408964, 1668510, 1761205, 2002212, 2113446, 2224680, 2502765, 2817928, 3170169, 3337020, 3522410, 4004424, 4226892, 5005530, 5283615, 6340338, 6674040, 7044820, 8453784, 9510507, 10011060, 10567230, 12680676, 14089640, 15850845, 19021014, 20022120, 21134460, 25361352, 31701690, 38042028, 42268920, 47552535, 63403380, 76084056, 95105070, 126806760, 190210140, 380420280]

約数ペア:

[(1, 380420280), (2, 190210140), (3, 126806760), (4, 95105070), (5, 76084056), (6, 63403380), (8, 47552535), (9, 42268920), (10, 38042028), (12, 31701690), (15, 25361352), (18, 21134460), (19, 20022120), (20, 19021014), (24, 15850845), (27, 14089640), (30, 12680676), (36, 10567230), (38, 10011060), (40, 9510507), (45, 8453784), (54, 7044820), (57, 6674040), (60, 6340338), (72, 5283615), (76, 5005530), (90, 4226892), (95, 4004424), (108, 3522410), (114, 3337020), (120, 3170169), (135, 2817928), (152, 2502765), (171, 2224680), (180, 2113446), (190, 2002212), (216, 1761205), (228, 1668510), (270, 1408964), (285, 1334808), (342, 1112340), (360, 1056723), (380, 1001106), (456, 834255), (513, 741560), (540, 704482), (570, 667404), (684, 556170), (760, 500553), (855, 444936), (1026, 370780), (1080, 352241), (1140, 333702), (1368, 278085), (1710, 222468), (2052, 185390), (2280, 166851), (2565, 148312), (3420, 111234), (4104, 92695), (5130, 74156), (6840, 55617), (10260, 37078), (18539, 20520)]