81654060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^3\times {\mathrm{277}}^1$

素因数の和:340

約数の個数: 96

約数和(自身を含む): 243794880

約数和(自身を除く): 162140820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 277, 289, 340, 510, 554, 578, 831, 867, 1020, 1108, 1156, 1385, 1445, 1662, 1734, 2770, 2890, 3324, 3468, 4155, 4335, 4709, 4913, 5540, 5780, 8310, 8670, 9418, 9826, 14127, 14739, 16620, 17340, 18836, 19652, 23545, 24565, 28254, 29478, 47090, 49130, 56508, 58956, 70635, 73695, 80053, 94180, 98260, 141270, 147390, 160106, 240159, 282540, 294780, 320212, 400265, 480318, 800530, 960636, 1200795, 1360901, 1601060, 2401590, 2721802, 4082703, 4803180, 5443604, 6804505, 8165406, 13609010, 16330812, 20413515, 27218020, 40827030, 81654060]

約数ペア:

[(1, 81654060), (2, 40827030), (3, 27218020), (4, 20413515), (5, 16330812), (6, 13609010), (10, 8165406), (12, 6804505), (15, 5443604), (17, 4803180), (20, 4082703), (30, 2721802), (34, 2401590), (51, 1601060), (60, 1360901), (68, 1200795), (85, 960636), (102, 800530), (170, 480318), (204, 400265), (255, 320212), (277, 294780), (289, 282540), (340, 240159), (510, 160106), (554, 147390), (578, 141270), (831, 98260), (867, 94180), (1020, 80053), (1108, 73695), (1156, 70635), (1385, 58956), (1445, 56508), (1662, 49130), (1734, 47090), (2770, 29478), (2890, 28254), (3324, 24565), (3468, 23545), (4155, 19652), (4335, 18836), (4709, 17340), (4913, 16620), (5540, 14739), (5780, 14127), (8310, 9826), (8670, 9418)]