420288660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{839}}^1$

素因数の和:899

約数の個数: 216

約数和(自身を含む): 1463978880

約数和(自身を除く): 1043690220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 121, 132, 138, 165, 180, 198, 207, 220, 230, 242, 253, 276, 330, 345, 363, 396, 414, 460, 484, 495, 506, 605, 660, 690, 726, 759, 828, 839, 990, 1012, 1035, 1089, 1210, 1265, 1380, 1452, 1518, 1678, 1815, 1980, 2070, 2178, 2277, 2420, 2517, 2530, 2783, 3036, 3356, 3630, 3795, 4140, 4195, 4356, 4554, 5034, 5060, 5445, 5566, 7260, 7551, 7590, 8349, 8390, 9108, 9229, 10068, 10890, 11132, 11385, 12585, 13915, 15102, 15180, 16698, 16780, 18458, 19297, 21780, 22770, 25047, 25170, 27687, 27830, 30204, 33396, 36916, 37755, 38594, 41745, 45540, 46145, 50094, 50340, 55374, 55660, 57891, 75510, 77188, 83061, 83490, 92290, 96485, 100188, 101519, 110748, 115782, 125235, 138435, 151020, 166122, 166980, 173673, 184580, 192970, 203038, 212267, 231564, 250470, 276870, 289455, 304557, 332244, 347346, 385940, 406076, 415305, 424534, 500940, 507595, 553740, 578910, 609114, 636801, 694692, 830610, 849068, 868365, 913671, 1015190, 1061335, 1157820, 1218228, 1273602, 1522785, 1661220, 1736730, 1827342, 1910403, 2030380, 2122670, 2334937, 2547204, 3045570, 3184005, 3473460, 3654684, 3820806, 4245340, 4568355, 4669874, 6091140, 6368010, 7004811, 7641612, 9136710, 9339748, 9552015, 11674685, 12736020, 14009622, 18273420, 19104030, 21014433, 23349370, 28019244, 35024055, 38208060, 42028866, 46698740, 70048110, 84057732, 105072165, 140096220, 210144330, 420288660]

約数ペア:

[(1, 420288660), (2, 210144330), (3, 140096220), (4, 105072165), (5, 84057732), (6, 70048110), (9, 46698740), (10, 42028866), (11, 38208060), (12, 35024055), (15, 28019244), (18, 23349370), (20, 21014433), (22, 19104030), (23, 18273420), (30, 14009622), (33, 12736020), (36, 11674685), (44, 9552015), (45, 9339748), (46, 9136710), (55, 7641612), (60, 7004811), (66, 6368010), (69, 6091140), (90, 4669874), (92, 4568355), (99, 4245340), (110, 3820806), (115, 3654684), (121, 3473460), (132, 3184005), (138, 3045570), (165, 2547204), (180, 2334937), (198, 2122670), (207, 2030380), (220, 1910403), (230, 1827342), (242, 1736730), (253, 1661220), (276, 1522785), (330, 1273602), (345, 1218228), (363, 1157820), (396, 1061335), (414, 1015190), (460, 913671), (484, 868365), (495, 849068), (506, 830610), (605, 694692), (660, 636801), (690, 609114), (726, 578910), (759, 553740), (828, 507595), (839, 500940), (990, 424534), (1012, 415305), (1035, 406076), (1089, 385940), (1210, 347346), (1265, 332244), (1380, 304557), (1452, 289455), (1518, 276870), (1678, 250470), (1815, 231564), (1980, 212267), (2070, 203038), (2178, 192970), (2277, 184580), (2420, 173673), (2517, 166980), (2530, 166122), (2783, 151020), (3036, 138435), (3356, 125235), (3630, 115782), (3795, 110748), (4140, 101519), (4195, 100188), (4356, 96485), (4554, 92290), (5034, 83490), (5060, 83061), (5445, 77188), (5566, 75510), (7260, 57891), (7551, 55660), (7590, 55374), (8349, 50340), (8390, 50094), (9108, 46145), (9229, 45540), (10068, 41745), (10890, 38594), (11132, 37755), (11385, 36916), (12585, 33396), (13915, 30204), (15102, 27830), (15180, 27687), (16698, 25170), (16780, 25047), (18458, 22770), (19297, 21780)]