81508410

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:293

約数の個数: 128

約数和(自身を含む): 229824000

約数和(自身を除く): 148315590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 41, 45, 54, 74, 82, 90, 111, 123, 135, 185, 199, 205, 222, 246, 270, 333, 369, 370, 398, 410, 555, 597, 615, 666, 738, 995, 999, 1107, 1110, 1194, 1230, 1517, 1665, 1791, 1845, 1990, 1998, 2214, 2985, 3034, 3330, 3582, 3690, 4551, 4995, 5373, 5535, 5970, 7363, 7585, 8159, 8955, 9102, 9990, 10746, 11070, 13653, 14726, 15170, 16318, 17910, 22089, 22755, 24477, 26865, 27306, 36815, 40795, 40959, 44178, 45510, 48954, 53730, 66267, 68265, 73431, 73630, 81590, 81918, 110445, 122385, 132534, 136530, 146862, 198801, 204795, 220293, 220890, 244770, 301883, 331335, 367155, 397602, 409590, 440586, 603766, 662670, 734310, 905649, 994005, 1101465, 1509415, 1811298, 1988010, 2202930, 2716947, 3018830, 4528245, 5433894, 8150841, 9056490, 13584735, 16301682, 27169470, 40754205, 81508410]

約数ペア:

[(1, 81508410), (2, 40754205), (3, 27169470), (5, 16301682), (6, 13584735), (9, 9056490), (10, 8150841), (15, 5433894), (18, 4528245), (27, 3018830), (30, 2716947), (37, 2202930), (41, 1988010), (45, 1811298), (54, 1509415), (74, 1101465), (82, 994005), (90, 905649), (111, 734310), (123, 662670), (135, 603766), (185, 440586), (199, 409590), (205, 397602), (222, 367155), (246, 331335), (270, 301883), (333, 244770), (369, 220890), (370, 220293), (398, 204795), (410, 198801), (555, 146862), (597, 136530), (615, 132534), (666, 122385), (738, 110445), (995, 81918), (999, 81590), (1107, 73630), (1110, 73431), (1194, 68265), (1230, 66267), (1517, 53730), (1665, 48954), (1791, 45510), (1845, 44178), (1990, 40959), (1998, 40795), (2214, 36815), (2985, 27306), (3034, 26865), (3330, 24477), (3582, 22755), (3690, 22089), (4551, 17910), (4995, 16318), (5373, 15170), (5535, 14726), (5970, 13653), (7363, 11070), (7585, 10746), (8159, 9990), (8955, 9102)]