7897860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:150

約数の個数: 144

約数和(自身を含む): 26535600

約数和(自身を除く): 18637740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 29, 30, 34, 36, 45, 51, 58, 60, 68, 85, 87, 89, 90, 102, 116, 145, 153, 170, 174, 178, 180, 204, 255, 261, 267, 290, 306, 340, 348, 356, 435, 445, 493, 510, 522, 534, 580, 612, 765, 801, 870, 890, 986, 1020, 1044, 1068, 1305, 1335, 1479, 1513, 1530, 1602, 1740, 1780, 1972, 2465, 2581, 2610, 2670, 2958, 3026, 3060, 3204, 4005, 4437, 4539, 4930, 5162, 5220, 5340, 5916, 6052, 7395, 7565, 7743, 8010, 8874, 9078, 9860, 10324, 12905, 13617, 14790, 15130, 15486, 16020, 17748, 18156, 22185, 22695, 23229, 25810, 27234, 29580, 30260, 30972, 38715, 43877, 44370, 45390, 46458, 51620, 54468, 68085, 77430, 87754, 88740, 90780, 92916, 116145, 131631, 136170, 154860, 175508, 219385, 232290, 263262, 272340, 394893, 438770, 464580, 526524, 658155, 789786, 877540, 1316310, 1579572, 1974465, 2632620, 3948930, 7897860]

約数ペア:

[(1, 7897860), (2, 3948930), (3, 2632620), (4, 1974465), (5, 1579572), (6, 1316310), (9, 877540), (10, 789786), (12, 658155), (15, 526524), (17, 464580), (18, 438770), (20, 394893), (29, 272340), (30, 263262), (34, 232290), (36, 219385), (45, 175508), (51, 154860), (58, 136170), (60, 131631), (68, 116145), (85, 92916), (87, 90780), (89, 88740), (90, 87754), (102, 77430), (116, 68085), (145, 54468), (153, 51620), (170, 46458), (174, 45390), (178, 44370), (180, 43877), (204, 38715), (255, 30972), (261, 30260), (267, 29580), (290, 27234), (306, 25810), (340, 23229), (348, 22695), (356, 22185), (435, 18156), (445, 17748), (493, 16020), (510, 15486), (522, 15130), (534, 14790), (580, 13617), (612, 12905), (765, 10324), (801, 9860), (870, 9078), (890, 8874), (986, 8010), (1020, 7743), (1044, 7565), (1068, 7395), (1305, 6052), (1335, 5916), (1479, 5340), (1513, 5220), (1530, 5162), (1602, 4930), (1740, 4539), (1780, 4437), (1972, 4005), (2465, 3204), (2581, 3060), (2610, 3026), (2670, 2958)]