218825640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{55259}}^1$

素因数の和:55287

約数の個数: 96

約数和(自身を含む): 775850400

約数和(自身を除く): 557024760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 55259, 110518, 165777, 221036, 276295, 331554, 442072, 497331, 552590, 607849, 663108, 828885, 994662, 1105180, 1215698, 1326216, 1657770, 1823547, 1989324, 2210360, 2431396, 2486655, 3039245, 3315540, 3647094, 3978648, 4862792, 4973310, 5470641, 6078490, 6631080, 7294188, 9117735, 9946620, 10941282, 12156980, 14588376, 18235470, 19893240, 21882564, 24313960, 27353205, 36470940, 43765128, 54706410, 72941880, 109412820, 218825640]

約数ペア:

[(1, 218825640), (2, 109412820), (3, 72941880), (4, 54706410), (5, 43765128), (6, 36470940), (8, 27353205), (9, 24313960), (10, 21882564), (11, 19893240), (12, 18235470), (15, 14588376), (18, 12156980), (20, 10941282), (22, 9946620), (24, 9117735), (30, 7294188), (33, 6631080), (36, 6078490), (40, 5470641), (44, 4973310), (45, 4862792), (55, 3978648), (60, 3647094), (66, 3315540), (72, 3039245), (88, 2486655), (90, 2431396), (99, 2210360), (110, 1989324), (120, 1823547), (132, 1657770), (165, 1326216), (180, 1215698), (198, 1105180), (220, 994662), (264, 828885), (330, 663108), (360, 607849), (396, 552590), (440, 497331), (495, 442072), (660, 331554), (792, 276295), (990, 221036), (1320, 165777), (1980, 110518), (3960, 55259)]