259740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:68

約数の個数: 96

約数和(自身を含む): 893760

約数和(自身を除く): 634020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 37, 39, 45, 52, 54, 60, 65, 74, 78, 90, 108, 111, 117, 130, 135, 148, 156, 180, 185, 195, 222, 234, 260, 270, 333, 351, 370, 390, 444, 468, 481, 540, 555, 585, 666, 702, 740, 780, 962, 999, 1110, 1170, 1332, 1404, 1443, 1665, 1755, 1924, 1998, 2220, 2340, 2405, 2886, 3330, 3510, 3996, 4329, 4810, 4995, 5772, 6660, 7020, 7215, 8658, 9620, 9990, 12987, 14430, 17316, 19980, 21645, 25974, 28860, 43290, 51948, 64935, 86580, 129870, 259740]

約数ペア:

[(1, 259740), (2, 129870), (3, 86580), (4, 64935), (5, 51948), (6, 43290), (9, 28860), (10, 25974), (12, 21645), (13, 19980), (15, 17316), (18, 14430), (20, 12987), (26, 9990), (27, 9620), (30, 8658), (36, 7215), (37, 7020), (39, 6660), (45, 5772), (52, 4995), (54, 4810), (60, 4329), (65, 3996), (74, 3510), (78, 3330), (90, 2886), (108, 2405), (111, 2340), (117, 2220), (130, 1998), (135, 1924), (148, 1755), (156, 1665), (180, 1443), (185, 1404), (195, 1332), (222, 1170), (234, 1110), (260, 999), (270, 962), (333, 780), (351, 740), (370, 702), (390, 666), (444, 585), (468, 555), (481, 540)]