180021960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:353

約数の個数: 256

約数和(自身を含む): 654336000

約数和(自身を除く): 474314040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 31, 36, 38, 40, 45, 54, 57, 60, 62, 72, 76, 90, 93, 95, 108, 114, 120, 124, 135, 152, 155, 171, 180, 186, 190, 216, 228, 248, 270, 279, 283, 285, 310, 342, 360, 372, 380, 456, 465, 513, 540, 558, 566, 570, 589, 620, 684, 744, 760, 837, 849, 855, 930, 1026, 1080, 1116, 1132, 1140, 1178, 1240, 1368, 1395, 1415, 1674, 1698, 1710, 1767, 1860, 2052, 2232, 2264, 2280, 2356, 2547, 2565, 2790, 2830, 2945, 3348, 3396, 3420, 3534, 3720, 4104, 4185, 4245, 4712, 5094, 5130, 5301, 5377, 5580, 5660, 5890, 6696, 6792, 6840, 7068, 7641, 8370, 8490, 8773, 8835, 10188, 10260, 10602, 10754, 11160, 11320, 11780, 12735, 14136, 15282, 15903, 16131, 16740, 16980, 17546, 17670, 20376, 20520, 21204, 21508, 23560, 25470, 26319, 26505, 26885, 30564, 31806, 32262, 33480, 33960, 35092, 35340, 38205, 42408, 43016, 43865, 48393, 50940, 52638, 53010, 53770, 61128, 63612, 64524, 70184, 70680, 76410, 78957, 79515, 80655, 87730, 96786, 101880, 105276, 106020, 107540, 127224, 129048, 131595, 145179, 152820, 157914, 159030, 161310, 166687, 175460, 193572, 210552, 212040, 215080, 236871, 241965, 263190, 290358, 305640, 315828, 318060, 322620, 333374, 350920, 387144, 394785, 473742, 483930, 500061, 526380, 580716, 631656, 636120, 645240, 666748, 725895, 789570, 833435, 947484, 967860, 1000122, 1052760, 1161432, 1184355, 1333496, 1451790, 1500183, 1579140, 1666870, 1894968, 1935720, 2000244, 2368710, 2500305, 2903580, 3000366, 3158280, 3333740, 4000488, 4500549, 4737420, 5000610, 5807160, 6000732, 6667480, 7500915, 9001098, 9474840, 10001220, 12001464, 15001830, 18002196, 20002440, 22502745, 30003660, 36004392, 45005490, 60007320, 90010980, 180021960]

約数ペア:

[(1, 180021960), (2, 90010980), (3, 60007320), (4, 45005490), (5, 36004392), (6, 30003660), (8, 22502745), (9, 20002440), (10, 18002196), (12, 15001830), (15, 12001464), (18, 10001220), (19, 9474840), (20, 9001098), (24, 7500915), (27, 6667480), (30, 6000732), (31, 5807160), (36, 5000610), (38, 4737420), (40, 4500549), (45, 4000488), (54, 3333740), (57, 3158280), (60, 3000366), (62, 2903580), (72, 2500305), (76, 2368710), (90, 2000244), (93, 1935720), (95, 1894968), (108, 1666870), (114, 1579140), (120, 1500183), (124, 1451790), (135, 1333496), (152, 1184355), (155, 1161432), (171, 1052760), (180, 1000122), (186, 967860), (190, 947484), (216, 833435), (228, 789570), (248, 725895), (270, 666748), (279, 645240), (283, 636120), (285, 631656), (310, 580716), (342, 526380), (360, 500061), (372, 483930), (380, 473742), (456, 394785), (465, 387144), (513, 350920), (540, 333374), (558, 322620), (566, 318060), (570, 315828), (589, 305640), (620, 290358), (684, 263190), (744, 241965), (760, 236871), (837, 215080), (849, 212040), (855, 210552), (930, 193572), (1026, 175460), (1080, 166687), (1116, 161310), (1132, 159030), (1140, 157914), (1178, 152820), (1240, 145179), (1368, 131595), (1395, 129048), (1415, 127224), (1674, 107540), (1698, 106020), (1710, 105276), (1767, 101880), (1860, 96786), (2052, 87730), (2232, 80655), (2264, 79515), (2280, 78957), (2356, 76410), (2547, 70680), (2565, 70184), (2790, 64524), (2830, 63612), (2945, 61128), (3348, 53770), (3396, 53010), (3420, 52638), (3534, 50940), (3720, 48393), (4104, 43865), (4185, 43016), (4245, 42408), (4712, 38205), (5094, 35340), (5130, 35092), (5301, 33960), (5377, 33480), (5580, 32262), (5660, 31806), (5890, 30564), (6696, 26885), (6792, 26505), (6840, 26319), (7068, 25470), (7641, 23560), (8370, 21508), (8490, 21204), (8773, 20520), (8835, 20376), (10188, 17670), (10260, 17546), (10602, 16980), (10754, 16740), (11160, 16131), (11320, 15903), (11780, 15282), (12735, 14136)]