81540810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1787}}^1$

素因数の和:1829

約数の個数: 96

約数和(自身を含む): 235586880

約数和(自身を除く): 154046070

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 169, 195, 234, 270, 338, 351, 390, 507, 585, 702, 845, 1014, 1170, 1521, 1690, 1755, 1787, 2535, 3042, 3510, 3574, 4563, 5070, 5361, 7605, 8935, 9126, 10722, 15210, 16083, 17870, 22815, 23231, 26805, 32166, 45630, 46462, 48249, 53610, 69693, 80415, 96498, 116155, 139386, 160830, 209079, 232310, 241245, 302003, 348465, 418158, 482490, 604006, 627237, 696930, 906009, 1045395, 1254474, 1510015, 1812018, 2090790, 2718027, 3020030, 3136185, 4530045, 5436054, 6272370, 8154081, 9060090, 13590135, 16308162, 27180270, 40770405, 81540810]

約数ペア:

[(1, 81540810), (2, 40770405), (3, 27180270), (5, 16308162), (6, 13590135), (9, 9060090), (10, 8154081), (13, 6272370), (15, 5436054), (18, 4530045), (26, 3136185), (27, 3020030), (30, 2718027), (39, 2090790), (45, 1812018), (54, 1510015), (65, 1254474), (78, 1045395), (90, 906009), (117, 696930), (130, 627237), (135, 604006), (169, 482490), (195, 418158), (234, 348465), (270, 302003), (338, 241245), (351, 232310), (390, 209079), (507, 160830), (585, 139386), (702, 116155), (845, 96498), (1014, 80415), (1170, 69693), (1521, 53610), (1690, 48249), (1755, 46462), (1787, 45630), (2535, 32166), (3042, 26805), (3510, 23231), (3574, 22815), (4563, 17870), (5070, 16083), (5361, 15210), (7605, 10722), (8935, 9126)]