505655340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:671

約数の個数: 96

約数和(自身を含む): 1438214400

約数和(自身を除く): 932559060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 163, 298, 326, 347, 447, 489, 596, 652, 694, 745, 815, 894, 978, 1041, 1388, 1490, 1630, 1735, 1788, 1956, 2082, 2235, 2445, 2980, 3260, 3470, 4164, 4470, 4890, 5205, 6940, 8940, 9780, 10410, 20820, 24287, 48574, 51703, 56561, 72861, 97148, 103406, 113122, 121435, 145722, 155109, 169683, 206812, 226244, 242870, 258515, 282805, 291444, 310218, 339366, 364305, 485740, 517030, 565610, 620436, 678732, 728610, 775545, 848415, 1034060, 1131220, 1457220, 1551090, 1696830, 3102180, 3393660, 8427589, 16855178, 25282767, 33710356, 42137945, 50565534, 84275890, 101131068, 126413835, 168551780, 252827670, 505655340]

約数ペア:

[(1, 505655340), (2, 252827670), (3, 168551780), (4, 126413835), (5, 101131068), (6, 84275890), (10, 50565534), (12, 42137945), (15, 33710356), (20, 25282767), (30, 16855178), (60, 8427589), (149, 3393660), (163, 3102180), (298, 1696830), (326, 1551090), (347, 1457220), (447, 1131220), (489, 1034060), (596, 848415), (652, 775545), (694, 728610), (745, 678732), (815, 620436), (894, 565610), (978, 517030), (1041, 485740), (1388, 364305), (1490, 339366), (1630, 310218), (1735, 291444), (1788, 282805), (1956, 258515), (2082, 242870), (2235, 226244), (2445, 206812), (2980, 169683), (3260, 155109), (3470, 145722), (4164, 121435), (4470, 113122), (4890, 103406), (5205, 97148), (6940, 72861), (8940, 56561), (9780, 51703), (10410, 48574), (20820, 24287)]