80260140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21929}}^1$

素因数の和:22002

約数の個数: 48

約数和(自身を含む): 228422880

約数和(自身を除く): 148162740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 21929, 43858, 65787, 87716, 109645, 131574, 219290, 263148, 328935, 438580, 657870, 1315740, 1337669, 2675338, 4013007, 5350676, 6688345, 8026014, 13376690, 16052028, 20065035, 26753380, 40130070, 80260140]

約数ペア:

[(1, 80260140), (2, 40130070), (3, 26753380), (4, 20065035), (5, 16052028), (6, 13376690), (10, 8026014), (12, 6688345), (15, 5350676), (20, 4013007), (30, 2675338), (60, 1337669), (61, 1315740), (122, 657870), (183, 438580), (244, 328935), (305, 263148), (366, 219290), (610, 131574), (732, 109645), (915, 87716), (1220, 65787), (1830, 43858), (3660, 21929)]