30855780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 99341424

約数和(自身を除く): 68485644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 41, 45, 60, 74, 82, 90, 111, 113, 123, 148, 164, 180, 185, 205, 222, 226, 246, 333, 339, 369, 370, 410, 444, 452, 492, 555, 565, 615, 666, 678, 738, 740, 820, 1017, 1110, 1130, 1230, 1332, 1356, 1476, 1517, 1665, 1695, 1845, 2034, 2220, 2260, 2460, 3034, 3330, 3390, 3690, 4068, 4181, 4551, 4633, 5085, 6068, 6660, 6780, 7380, 7585, 8362, 9102, 9266, 10170, 12543, 13653, 13899, 15170, 16724, 18204, 18532, 20340, 20905, 22755, 23165, 25086, 27306, 27798, 30340, 37629, 41697, 41810, 45510, 46330, 50172, 54612, 55596, 62715, 68265, 69495, 75258, 83394, 83620, 91020, 92660, 125430, 136530, 138990, 150516, 166788, 171421, 188145, 208485, 250860, 273060, 277980, 342842, 376290, 416970, 514263, 685684, 752580, 833940, 857105, 1028526, 1542789, 1714210, 2057052, 2571315, 3085578, 3428420, 5142630, 6171156, 7713945, 10285260, 15427890, 30855780]

約数ペア:

[(1, 30855780), (2, 15427890), (3, 10285260), (4, 7713945), (5, 6171156), (6, 5142630), (9, 3428420), (10, 3085578), (12, 2571315), (15, 2057052), (18, 1714210), (20, 1542789), (30, 1028526), (36, 857105), (37, 833940), (41, 752580), (45, 685684), (60, 514263), (74, 416970), (82, 376290), (90, 342842), (111, 277980), (113, 273060), (123, 250860), (148, 208485), (164, 188145), (180, 171421), (185, 166788), (205, 150516), (222, 138990), (226, 136530), (246, 125430), (333, 92660), (339, 91020), (369, 83620), (370, 83394), (410, 75258), (444, 69495), (452, 68265), (492, 62715), (555, 55596), (565, 54612), (615, 50172), (666, 46330), (678, 45510), (738, 41810), (740, 41697), (820, 37629), (1017, 30340), (1110, 27798), (1130, 27306), (1230, 25086), (1332, 23165), (1356, 22755), (1476, 20905), (1517, 20340), (1665, 18532), (1695, 18204), (1845, 16724), (2034, 15170), (2220, 13899), (2260, 13653), (2460, 12543), (3034, 10170), (3330, 9266), (3390, 9102), (3690, 8362), (4068, 7585), (4181, 7380), (4551, 6780), (4633, 6660), (5085, 6068)]