81767940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{773}}^1$

素因数の和:869

約数の個数: 96

約数和(自身を含む): 240299136

約数和(自身を除く): 158531196

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 43, 60, 82, 86, 123, 129, 164, 172, 205, 215, 246, 258, 410, 430, 492, 516, 615, 645, 773, 820, 860, 1230, 1290, 1546, 1763, 2319, 2460, 2580, 3092, 3526, 3865, 4638, 5289, 7052, 7730, 8815, 9276, 10578, 11595, 15460, 17630, 21156, 23190, 26445, 31693, 33239, 35260, 46380, 52890, 63386, 66478, 95079, 99717, 105780, 126772, 132956, 158465, 166195, 190158, 199434, 316930, 332390, 380316, 398868, 475395, 498585, 633860, 664780, 950790, 997170, 1362799, 1901580, 1994340, 2725598, 4088397, 5451196, 6813995, 8176794, 13627990, 16353588, 20441985, 27255980, 40883970, 81767940]

約数ペア:

[(1, 81767940), (2, 40883970), (3, 27255980), (4, 20441985), (5, 16353588), (6, 13627990), (10, 8176794), (12, 6813995), (15, 5451196), (20, 4088397), (30, 2725598), (41, 1994340), (43, 1901580), (60, 1362799), (82, 997170), (86, 950790), (123, 664780), (129, 633860), (164, 498585), (172, 475395), (205, 398868), (215, 380316), (246, 332390), (258, 316930), (410, 199434), (430, 190158), (492, 166195), (516, 158465), (615, 132956), (645, 126772), (773, 105780), (820, 99717), (860, 95079), (1230, 66478), (1290, 63386), (1546, 52890), (1763, 46380), (2319, 35260), (2460, 33239), (2580, 31693), (3092, 26445), (3526, 23190), (3865, 21156), (4638, 17630), (5289, 15460), (7052, 11595), (7730, 10578), (8815, 9276)]