513878940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:233

約数の個数: 288

約数和(自身を含む): 1752791040

約数和(自身を除く): 1238912100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 37, 38, 45, 57, 60, 62, 74, 76, 90, 93, 95, 111, 114, 124, 131, 148, 155, 171, 180, 185, 186, 190, 222, 228, 262, 279, 285, 310, 333, 342, 370, 372, 380, 393, 444, 465, 524, 555, 558, 570, 589, 620, 655, 666, 684, 703, 740, 786, 855, 930, 1110, 1116, 1140, 1147, 1178, 1179, 1310, 1332, 1395, 1406, 1572, 1665, 1710, 1767, 1860, 1965, 2109, 2220, 2294, 2356, 2358, 2489, 2620, 2790, 2812, 2945, 3330, 3420, 3441, 3515, 3534, 3930, 4061, 4218, 4588, 4716, 4847, 4978, 5301, 5580, 5735, 5890, 5895, 6327, 6660, 6882, 7030, 7068, 7467, 7860, 8122, 8436, 8835, 9694, 9956, 10323, 10545, 10602, 11470, 11780, 11790, 12183, 12445, 12654, 13764, 14060, 14541, 14934, 16244, 17205, 17670, 19388, 20305, 20646, 21090, 21204, 21793, 22401, 22940, 23580, 24235, 24366, 24890, 25308, 26505, 29082, 29868, 31635, 34410, 35340, 36549, 37335, 40610, 41292, 42180, 43586, 43623, 44802, 48470, 48732, 49780, 51615, 53010, 58164, 60915, 63270, 65379, 68820, 72705, 73098, 74670, 77159, 81220, 87172, 87246, 89604, 92093, 96940, 103230, 106020, 108965, 112005, 121830, 126540, 130758, 145410, 146196, 149340, 150257, 154318, 174492, 182745, 184186, 196137, 206460, 217930, 218115, 224010, 231477, 243660, 261516, 276279, 290820, 300514, 308636, 326895, 365490, 368372, 385795, 392274, 435860, 436230, 448020, 450771, 460465, 462954, 552558, 601028, 653790, 694431, 730980, 751285, 771590, 784548, 828837, 872460, 901542, 920930, 925908, 980685, 1105116, 1157385, 1307580, 1352313, 1381395, 1388862, 1502570, 1543180, 1657674, 1803084, 1841860, 1961370, 2253855, 2314770, 2704626, 2762790, 2777724, 2854883, 3005140, 3315348, 3472155, 3922740, 4144185, 4507710, 4629540, 5409252, 5525580, 5709766, 6761565, 6944310, 8288370, 8564649, 9015420, 11419532, 13523130, 13888620, 14274415, 16576740, 17129298, 25693947, 27046260, 28548830, 34258596, 42823245, 51387894, 57097660, 85646490, 102775788, 128469735, 171292980, 256939470, 513878940]

約数ペア:

[(1, 513878940), (2, 256939470), (3, 171292980), (4, 128469735), (5, 102775788), (6, 85646490), (9, 57097660), (10, 51387894), (12, 42823245), (15, 34258596), (18, 28548830), (19, 27046260), (20, 25693947), (30, 17129298), (31, 16576740), (36, 14274415), (37, 13888620), (38, 13523130), (45, 11419532), (57, 9015420), (60, 8564649), (62, 8288370), (74, 6944310), (76, 6761565), (90, 5709766), (93, 5525580), (95, 5409252), (111, 4629540), (114, 4507710), (124, 4144185), (131, 3922740), (148, 3472155), (155, 3315348), (171, 3005140), (180, 2854883), (185, 2777724), (186, 2762790), (190, 2704626), (222, 2314770), (228, 2253855), (262, 1961370), (279, 1841860), (285, 1803084), (310, 1657674), (333, 1543180), (342, 1502570), (370, 1388862), (372, 1381395), (380, 1352313), (393, 1307580), (444, 1157385), (465, 1105116), (524, 980685), (555, 925908), (558, 920930), (570, 901542), (589, 872460), (620, 828837), (655, 784548), (666, 771590), (684, 751285), (703, 730980), (740, 694431), (786, 653790), (855, 601028), (930, 552558), (1110, 462954), (1116, 460465), (1140, 450771), (1147, 448020), (1178, 436230), (1179, 435860), (1310, 392274), (1332, 385795), (1395, 368372), (1406, 365490), (1572, 326895), (1665, 308636), (1710, 300514), (1767, 290820), (1860, 276279), (1965, 261516), (2109, 243660), (2220, 231477), (2294, 224010), (2356, 218115), (2358, 217930), (2489, 206460), (2620, 196137), (2790, 184186), (2812, 182745), (2945, 174492), (3330, 154318), (3420, 150257), (3441, 149340), (3515, 146196), (3534, 145410), (3930, 130758), (4061, 126540), (4218, 121830), (4588, 112005), (4716, 108965), (4847, 106020), (4978, 103230), (5301, 96940), (5580, 92093), (5735, 89604), (5890, 87246), (5895, 87172), (6327, 81220), (6660, 77159), (6882, 74670), (7030, 73098), (7068, 72705), (7467, 68820), (7860, 65379), (8122, 63270), (8436, 60915), (8835, 58164), (9694, 53010), (9956, 51615), (10323, 49780), (10545, 48732), (10602, 48470), (11470, 44802), (11780, 43623), (11790, 43586), (12183, 42180), (12445, 41292), (12654, 40610), (13764, 37335), (14060, 36549), (14541, 35340), (14934, 34410), (16244, 31635), (17205, 29868), (17670, 29082), (19388, 26505), (20305, 25308), (20646, 24890), (21090, 24366), (21204, 24235), (21793, 23580), (22401, 22940)]