518389920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18947}}^1$

素因数の和:18987

約数の個数: 144

約数和(自身を含む): 1862209440

約数和(自身を除く): 1343819520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 9120, 13680, 18947, 27360, 37894, 56841, 75788, 94735, 113682, 151576, 170523, 189470, 227364, 284205, 303152, 341046, 359993, 378940, 454728, 568410, 606304, 682092, 719986, 757880, 852615, 909456, 1079979, 1136820, 1364184, 1439972, 1515760, 1705230, 1799965, 1818912, 2159958, 2273640, 2728368, 2879944, 3031520, 3239937, 3410460, 3599930, 4319916, 4547280, 5399895, 5456736, 5759888, 6479874, 6820920, 7199860, 8639832, 9094560, 10799790, 11519776, 12959748, 13641840, 14399720, 16199685, 17279664, 21599580, 25919496, 27283680, 28799440, 32399370, 34559328, 43199160, 51838992, 57598880, 64798740, 86398320, 103677984, 129597480, 172796640, 259194960, 518389920]

約数ペア:

[(1, 518389920), (2, 259194960), (3, 172796640), (4, 129597480), (5, 103677984), (6, 86398320), (8, 64798740), (9, 57598880), (10, 51838992), (12, 43199160), (15, 34559328), (16, 32399370), (18, 28799440), (19, 27283680), (20, 25919496), (24, 21599580), (30, 17279664), (32, 16199685), (36, 14399720), (38, 13641840), (40, 12959748), (45, 11519776), (48, 10799790), (57, 9094560), (60, 8639832), (72, 7199860), (76, 6820920), (80, 6479874), (90, 5759888), (95, 5456736), (96, 5399895), (114, 4547280), (120, 4319916), (144, 3599930), (152, 3410460), (160, 3239937), (171, 3031520), (180, 2879944), (190, 2728368), (228, 2273640), (240, 2159958), (285, 1818912), (288, 1799965), (304, 1705230), (342, 1515760), (360, 1439972), (380, 1364184), (456, 1136820), (480, 1079979), (570, 909456), (608, 852615), (684, 757880), (720, 719986), (760, 682092), (855, 606304), (912, 568410), (1140, 454728), (1368, 378940), (1440, 359993), (1520, 341046), (1710, 303152), (1824, 284205), (2280, 227364), (2736, 189470), (3040, 170523), (3420, 151576), (4560, 113682), (5472, 94735), (6840, 75788), (9120, 56841), (13680, 37894), (18947, 27360)]