81022687320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1\times {\mathrm{44617}}^1$

素因数の和:45077

約数の個数: 128

約数和(自身を含む): 250253438400

約数和(自身を除く): 169230751080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 409, 444, 555, 740, 818, 888, 1110, 1227, 1480, 1636, 2045, 2220, 2454, 3272, 4090, 4440, 4908, 6135, 8180, 9816, 12270, 15133, 16360, 24540, 30266, 44617, 45399, 49080, 60532, 75665, 89234, 90798, 121064, 133851, 151330, 178468, 181596, 223085, 226995, 267702, 302660, 356936, 363192, 446170, 453990, 535404, 605320, 669255, 892340, 907980, 1070808, 1338510, 1650829, 1784680, 1815960, 2677020, 3301658, 4952487, 5354040, 6603316, 8254145, 9904974, 13206632, 16508290, 18248353, 19809948, 24762435, 33016580, 36496706, 39619896, 49524870, 54745059, 66033160, 72993412, 91241765, 99049740, 109490118, 145986824, 182483530, 198099480, 218980236, 273725295, 364967060, 437960472, 547450590, 675189061, 729934120, 1094901180, 1350378122, 2025567183, 2189802360, 2700756244, 3375945305, 4051134366, 5401512488, 6751890610, 8102268732, 10127835915, 13503781220, 16204537464, 20255671830, 27007562440, 40511343660, 81022687320]

約数ペア:

[(1, 81022687320), (2, 40511343660), (3, 27007562440), (4, 20255671830), (5, 16204537464), (6, 13503781220), (8, 10127835915), (10, 8102268732), (12, 6751890610), (15, 5401512488), (20, 4051134366), (24, 3375945305), (30, 2700756244), (37, 2189802360), (40, 2025567183), (60, 1350378122), (74, 1094901180), (111, 729934120), (120, 675189061), (148, 547450590), (185, 437960472), (222, 364967060), (296, 273725295), (370, 218980236), (409, 198099480), (444, 182483530), (555, 145986824), (740, 109490118), (818, 99049740), (888, 91241765), (1110, 72993412), (1227, 66033160), (1480, 54745059), (1636, 49524870), (2045, 39619896), (2220, 36496706), (2454, 33016580), (3272, 24762435), (4090, 19809948), (4440, 18248353), (4908, 16508290), (6135, 13206632), (8180, 9904974), (9816, 8254145), (12270, 6603316), (15133, 5354040), (16360, 4952487), (24540, 3301658), (30266, 2677020), (44617, 1815960), (45399, 1784680), (49080, 1650829), (60532, 1338510), (75665, 1070808), (89234, 907980), (90798, 892340), (121064, 669255), (133851, 605320), (151330, 535404), (178468, 453990), (181596, 446170), (223085, 363192), (226995, 356936), (267702, 302660)]