218216520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{523}}^1$

素因数の和:620

約数の個数: 192

約数和(自身を含む): 760219200

約数和(自身を除く): 542002680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 61, 72, 76, 90, 95, 114, 120, 122, 152, 171, 180, 183, 190, 228, 244, 285, 305, 342, 360, 366, 380, 456, 488, 523, 549, 570, 610, 684, 732, 760, 855, 915, 1046, 1098, 1140, 1159, 1220, 1368, 1464, 1569, 1710, 1830, 2092, 2196, 2280, 2318, 2440, 2615, 2745, 3138, 3420, 3477, 3660, 4184, 4392, 4636, 4707, 5230, 5490, 5795, 6276, 6840, 6954, 7320, 7845, 9272, 9414, 9937, 10431, 10460, 10980, 11590, 12552, 13908, 15690, 17385, 18828, 19874, 20862, 20920, 21960, 23180, 23535, 27816, 29811, 31380, 31903, 34770, 37656, 39748, 41724, 46360, 47070, 49685, 52155, 59622, 62760, 63806, 69540, 79496, 83448, 89433, 94140, 95709, 99370, 104310, 119244, 127612, 139080, 149055, 159515, 178866, 188280, 191418, 198740, 208620, 238488, 255224, 287127, 298110, 319030, 357732, 382836, 397480, 417240, 447165, 478545, 574254, 596220, 606157, 638060, 715464, 765672, 894330, 957090, 1148508, 1192440, 1212314, 1276120, 1435635, 1788660, 1818471, 1914180, 2297016, 2424628, 2871270, 3030785, 3577320, 3636942, 3828360, 4849256, 5455413, 5742540, 6061570, 7273884, 9092355, 10910826, 11485080, 12123140, 14547768, 18184710, 21821652, 24246280, 27277065, 36369420, 43643304, 54554130, 72738840, 109108260, 218216520]

約数ペア:

[(1, 218216520), (2, 109108260), (3, 72738840), (4, 54554130), (5, 43643304), (6, 36369420), (8, 27277065), (9, 24246280), (10, 21821652), (12, 18184710), (15, 14547768), (18, 12123140), (19, 11485080), (20, 10910826), (24, 9092355), (30, 7273884), (36, 6061570), (38, 5742540), (40, 5455413), (45, 4849256), (57, 3828360), (60, 3636942), (61, 3577320), (72, 3030785), (76, 2871270), (90, 2424628), (95, 2297016), (114, 1914180), (120, 1818471), (122, 1788660), (152, 1435635), (171, 1276120), (180, 1212314), (183, 1192440), (190, 1148508), (228, 957090), (244, 894330), (285, 765672), (305, 715464), (342, 638060), (360, 606157), (366, 596220), (380, 574254), (456, 478545), (488, 447165), (523, 417240), (549, 397480), (570, 382836), (610, 357732), (684, 319030), (732, 298110), (760, 287127), (855, 255224), (915, 238488), (1046, 208620), (1098, 198740), (1140, 191418), (1159, 188280), (1220, 178866), (1368, 159515), (1464, 149055), (1569, 139080), (1710, 127612), (1830, 119244), (2092, 104310), (2196, 99370), (2280, 95709), (2318, 94140), (2440, 89433), (2615, 83448), (2745, 79496), (3138, 69540), (3420, 63806), (3477, 62760), (3660, 59622), (4184, 52155), (4392, 49685), (4636, 47070), (4707, 46360), (5230, 41724), (5490, 39748), (5795, 37656), (6276, 34770), (6840, 31903), (6954, 31380), (7320, 29811), (7845, 27816), (9272, 23535), (9414, 23180), (9937, 21960), (10431, 20920), (10460, 20862), (10980, 19874), (11590, 18828), (12552, 17385), (13908, 15690)]