66145440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{137803}}^1$

素因数の和:137821

約数の個数: 48

約数和(自身を含む): 208359648

約数和(自身を除く): 142214208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 137803, 275606, 413409, 551212, 689015, 826818, 1102424, 1378030, 1653636, 2067045, 2204848, 2756060, 3307272, 4134090, 4409696, 5512120, 6614544, 8268180, 11024240, 13229088, 16536360, 22048480, 33072720, 66145440]

約数ペア:

[(1, 66145440), (2, 33072720), (3, 22048480), (4, 16536360), (5, 13229088), (6, 11024240), (8, 8268180), (10, 6614544), (12, 5512120), (15, 4409696), (16, 4134090), (20, 3307272), (24, 2756060), (30, 2204848), (32, 2067045), (40, 1653636), (48, 1378030), (60, 1102424), (80, 826818), (96, 689015), (120, 551212), (160, 413409), (240, 275606), (480, 137803)]