311496240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{117991}}^1$

素因数の和:118018

約数の個数: 80

約数和(自身を含む): 1053432576

約数和(自身を除く): 741936336

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, 117991, 235982, 353973, 471964, 589955, 707946, 943928, 1179910, 1297901, 1415892, 1769865, 1887856, 2359820, 2595802, 2831784, 3539730, 3893703, 4719640, 5191604, 5663568, 6489505, 7079460, 7787406, 9439280, 10383208, 12979010, 14158920, 15574812, 19468515, 20766416, 25958020, 28317840, 31149624, 38937030, 51916040, 62299248, 77874060, 103832080, 155748120, 311496240]

約数ペア:

[(1, 311496240), (2, 155748120), (3, 103832080), (4, 77874060), (5, 62299248), (6, 51916040), (8, 38937030), (10, 31149624), (11, 28317840), (12, 25958020), (15, 20766416), (16, 19468515), (20, 15574812), (22, 14158920), (24, 12979010), (30, 10383208), (33, 9439280), (40, 7787406), (44, 7079460), (48, 6489505), (55, 5663568), (60, 5191604), (66, 4719640), (80, 3893703), (88, 3539730), (110, 2831784), (120, 2595802), (132, 2359820), (165, 1887856), (176, 1769865), (220, 1415892), (240, 1297901), (264, 1179910), (330, 943928), (440, 707946), (528, 589955), (660, 471964), (880, 353973), (1320, 235982), (2640, 117991)]