8442540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:152

約数の個数: 144

約数和(自身を含む): 28304640

約数和(自身を除く): 19862100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 31, 34, 36, 45, 51, 60, 62, 68, 85, 89, 90, 93, 102, 124, 153, 155, 170, 178, 180, 186, 204, 255, 267, 279, 306, 310, 340, 356, 372, 445, 465, 510, 527, 534, 558, 612, 620, 765, 801, 890, 930, 1020, 1054, 1068, 1116, 1335, 1395, 1513, 1530, 1581, 1602, 1780, 1860, 2108, 2635, 2670, 2759, 2790, 3026, 3060, 3162, 3204, 4005, 4539, 4743, 5270, 5340, 5518, 5580, 6052, 6324, 7565, 7905, 8010, 8277, 9078, 9486, 10540, 11036, 13617, 13795, 15130, 15810, 16020, 16554, 18156, 18972, 22695, 23715, 24831, 27234, 27590, 30260, 31620, 33108, 41385, 45390, 46903, 47430, 49662, 54468, 55180, 68085, 82770, 90780, 93806, 94860, 99324, 124155, 136170, 140709, 165540, 187612, 234515, 248310, 272340, 281418, 422127, 469030, 496620, 562836, 703545, 844254, 938060, 1407090, 1688508, 2110635, 2814180, 4221270, 8442540]

約数ペア:

[(1, 8442540), (2, 4221270), (3, 2814180), (4, 2110635), (5, 1688508), (6, 1407090), (9, 938060), (10, 844254), (12, 703545), (15, 562836), (17, 496620), (18, 469030), (20, 422127), (30, 281418), (31, 272340), (34, 248310), (36, 234515), (45, 187612), (51, 165540), (60, 140709), (62, 136170), (68, 124155), (85, 99324), (89, 94860), (90, 93806), (93, 90780), (102, 82770), (124, 68085), (153, 55180), (155, 54468), (170, 49662), (178, 47430), (180, 46903), (186, 45390), (204, 41385), (255, 33108), (267, 31620), (279, 30260), (306, 27590), (310, 27234), (340, 24831), (356, 23715), (372, 22695), (445, 18972), (465, 18156), (510, 16554), (527, 16020), (534, 15810), (558, 15130), (612, 13795), (620, 13617), (765, 11036), (801, 10540), (890, 9486), (930, 9078), (1020, 8277), (1054, 8010), (1068, 7905), (1116, 7565), (1335, 6324), (1395, 6052), (1513, 5580), (1530, 5518), (1581, 5340), (1602, 5270), (1780, 4743), (1860, 4539), (2108, 4005), (2635, 3204), (2670, 3162), (2759, 3060), (2790, 3026)]