78468720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29723}}^1$

素因数の和:29750

約数の個数: 80

約数和(自身を含む): 265375872

約数和(自身を除く): 186907152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 29723, 59446, 89169, 118892, 148615, 178338, 237784, 297230, 326953, 356676, 445845, 475568, 594460, 653906, 713352, 891690, 980859, 1188920, 1307812, 1426704, 1634765, 1783380, 1961718, 2377840, 2615624, 3269530, 3566760, 3923436, 4904295, 5231248, 6539060, 7133520, 7846872, 9808590, 13078120, 15693744, 19617180, 26156240, 39234360, 78468720]

約数ペア:

[(1, 78468720), (2, 39234360), (3, 26156240), (4, 19617180), (5, 15693744), (6, 13078120), (8, 9808590), (10, 7846872), (11, 7133520), (12, 6539060), (15, 5231248), (16, 4904295), (20, 3923436), (22, 3566760), (24, 3269530), (30, 2615624), (33, 2377840), (40, 1961718), (44, 1783380), (48, 1634765), (55, 1426704), (60, 1307812), (66, 1188920), (80, 980859), (88, 891690), (110, 713352), (120, 653906), (132, 594460), (165, 475568), (176, 445845), (220, 356676), (240, 326953), (264, 297230), (330, 237784), (440, 178338), (528, 148615), (660, 118892), (880, 89169), (1320, 59446), (2640, 29723)]