331418520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:591

約数の個数: 256

約数和(自身を含む): 1202688000

約数和(自身を除く): 871269480

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, 285, 310, 342, 360, 372, 380, 456, 465, 513, 521, 540, 558, 570, 589, 620, 684, 744, 760, 837, 855, 930, 1026, 1042, 1080, 1116, 1140, 1178, 1240, 1368, 1395, 1563, 1674, 1710, 1767, 1860, 2052, 2084, 2232, 2280, 2356, 2565, 2605, 2790, 2945, 3126, 3348, 3420, 3534, 3720, 4104, 4168, 4185, 4689, 4712, 5130, 5210, 5301, 5580, 5890, 6252, 6696, 6840, 7068, 7815, 8370, 8835, 9378, 9899, 10260, 10420, 10602, 11160, 11780, 12504, 14067, 14136, 15630, 15903, 16151, 16740, 17670, 18756, 19798, 20520, 20840, 21204, 23445, 23560, 26505, 28134, 29697, 31260, 31806, 32302, 33480, 35340, 37512, 39596, 42408, 46890, 48453, 49495, 53010, 56268, 59394, 62520, 63612, 64604, 70335, 70680, 79192, 79515, 80755, 89091, 93780, 96906, 98990, 106020, 112536, 118788, 127224, 129208, 140670, 145359, 148485, 159030, 161510, 178182, 187560, 193812, 197980, 212040, 237576, 242265, 267273, 281340, 290718, 296970, 306869, 318060, 323020, 356364, 387624, 395960, 436077, 445455, 484530, 534546, 562680, 581436, 593940, 613738, 636120, 646040, 712728, 726795, 872154, 890910, 920607, 969060, 1069092, 1162872, 1187880, 1227476, 1336365, 1453590, 1534345, 1744308, 1781820, 1841214, 1938120, 2138184, 2180385, 2454952, 2672730, 2761821, 2907180, 3068690, 3488616, 3563640, 3682428, 4360770, 4603035, 5345460, 5523642, 5814360, 6137380, 7364856, 8285463, 8721540, 9206070, 10690920, 11047284, 12274760, 13809105, 16570926, 17443080, 18412140, 22094568, 27618210, 33141852, 36824280, 41427315, 55236420, 66283704, 82854630, 110472840, 165709260, 331418520]

約数ペア:

[(1, 331418520), (2, 165709260), (3, 110472840), (4, 82854630), (5, 66283704), (6, 55236420), (8, 41427315), (9, 36824280), (10, 33141852), (12, 27618210), (15, 22094568), (18, 18412140), (19, 17443080), (20, 16570926), (24, 13809105), (27, 12274760), (30, 11047284), (31, 10690920), (36, 9206070), (38, 8721540), (40, 8285463), (45, 7364856), (54, 6137380), (57, 5814360), (60, 5523642), (62, 5345460), (72, 4603035), (76, 4360770), (90, 3682428), (93, 3563640), (95, 3488616), (108, 3068690), (114, 2907180), (120, 2761821), (124, 2672730), (135, 2454952), (152, 2180385), (155, 2138184), (171, 1938120), (180, 1841214), (186, 1781820), (190, 1744308), (216, 1534345), (228, 1453590), (248, 1336365), (270, 1227476), (279, 1187880), (285, 1162872), (310, 1069092), (342, 969060), (360, 920607), (372, 890910), (380, 872154), (456, 726795), (465, 712728), (513, 646040), (521, 636120), (540, 613738), (558, 593940), (570, 581436), (589, 562680), (620, 534546), (684, 484530), (744, 445455), (760, 436077), (837, 395960), (855, 387624), (930, 356364), (1026, 323020), (1042, 318060), (1080, 306869), (1116, 296970), (1140, 290718), (1178, 281340), (1240, 267273), (1368, 242265), (1395, 237576), (1563, 212040), (1674, 197980), (1710, 193812), (1767, 187560), (1860, 178182), (2052, 161510), (2084, 159030), (2232, 148485), (2280, 145359), (2356, 140670), (2565, 129208), (2605, 127224), (2790, 118788), (2945, 112536), (3126, 106020), (3348, 98990), (3420, 96906), (3534, 93780), (3720, 89091), (4104, 80755), (4168, 79515), (4185, 79192), (4689, 70680), (4712, 70335), (5130, 64604), (5210, 63612), (5301, 62520), (5580, 59394), (5890, 56268), (6252, 53010), (6696, 49495), (6840, 48453), (7068, 46890), (7815, 42408), (8370, 39596), (8835, 37512), (9378, 35340), (9899, 33480), (10260, 32302), (10420, 31806), (10602, 31260), (11160, 29697), (11780, 28134), (12504, 26505), (14067, 23560), (14136, 23445), (15630, 21204), (15903, 20840), (16151, 20520), (16740, 19798), (17670, 18756)]