31186320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11813}}^1$

素因数の和:11840

約数の個数: 80

約数和(自身を含む): 105475392

約数和(自身を除く): 74289072

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, 11813, 23626, 35439, 47252, 59065, 70878, 94504, 118130, 129943, 141756, 177195, 189008, 236260, 259886, 283512, 354390, 389829, 472520, 519772, 567024, 649715, 708780, 779658, 945040, 1039544, 1299430, 1417560, 1559316, 1949145, 2079088, 2598860, 2835120, 3118632, 3898290, 5197720, 6237264, 7796580, 10395440, 15593160, 31186320]

約数ペア:

[(1, 31186320), (2, 15593160), (3, 10395440), (4, 7796580), (5, 6237264), (6, 5197720), (8, 3898290), (10, 3118632), (11, 2835120), (12, 2598860), (15, 2079088), (16, 1949145), (20, 1559316), (22, 1417560), (24, 1299430), (30, 1039544), (33, 945040), (40, 779658), (44, 708780), (48, 649715), (55, 567024), (60, 519772), (66, 472520), (80, 389829), (88, 354390), (110, 283512), (120, 259886), (132, 236260), (165, 189008), (176, 177195), (220, 141756), (240, 129943), (264, 118130), (330, 94504), (440, 70878), (528, 59065), (660, 47252), (880, 35439), (1320, 23626), (2640, 11813)]