20411673600

素因数分解:

$2^{10}\times 3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{4357}}^1$

素因数の和:4451

約数の個数: 264

約数和(自身を含む): 68583310288

約数和(自身を除く): 48171636688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 61, 64, 75, 80, 96, 100, 120, 122, 128, 150, 160, 183, 192, 200, 240, 244, 256, 300, 305, 320, 366, 384, 400, 480, 488, 512, 600, 610, 640, 732, 768, 800, 915, 960, 976, 1024, 1200, 1220, 1280, 1464, 1525, 1536, 1600, 1830, 1920, 1952, 2400, 2440, 2560, 2928, 3050, 3072, 3200, 3660, 3840, 3904, 4357, 4575, 4800, 4880, 5120, 5856, 6100, 6400, 7320, 7680, 7808, 8714, 9150, 9600, 9760, 11712, 12200, 12800, 13071, 14640, 15360, 15616, 17428, 18300, 19200, 19520, 21785, 23424, 24400, 25600, 26142, 29280, 31232, 34856, 36600, 38400, 39040, 43570, 46848, 48800, 52284, 58560, 62464, 65355, 69712, 73200, 76800, 78080, 87140, 93696, 97600, 104568, 108925, 117120, 130710, 139424, 146400, 156160, 174280, 187392, 195200, 209136, 217850, 234240, 261420, 265777, 278848, 292800, 312320, 326775, 348560, 390400, 418272, 435700, 468480, 522840, 531554, 557696, 585600, 653550, 697120, 780800, 797331, 836544, 871400, 936960, 1045680, 1063108, 1115392, 1171200, 1307100, 1328885, 1394240, 1561600, 1594662, 1673088, 1742800, 2091360, 2126216, 2230784, 2342400, 2614200, 2657770, 2788480, 3189324, 3346176, 3485600, 3986655, 4182720, 4252432, 4461568, 4684800, 5228400, 5315540, 5576960, 6378648, 6644425, 6692352, 6971200, 7973310, 8365440, 8504864, 10456800, 10631080, 11153920, 12757296, 13288850, 13384704, 13942400, 15946620, 16730880, 17009728, 19933275, 20913600, 21262160, 22307840, 25514592, 26577700, 27884800, 31893240, 33461760, 34019456, 39866550, 41827200, 42524320, 51029184, 53155400, 55769600, 63786480, 66923520, 68038912, 79733100, 83654400, 85048640, 102058368, 106310800, 111539200, 127572960, 136077824, 159466200, 167308800, 170097280, 204116736, 212621600, 255145920, 272155648, 318932400, 334617600, 340194560, 408233472, 425243200, 510291840, 637864800, 680389120, 816466944, 850486400, 1020583680, 1275729600, 1360778240, 1700972800, 2041167360, 2551459200, 3401945600, 4082334720, 5102918400, 6803891200, 10205836800, 20411673600]

約数ペア:

[(1, 20411673600), (2, 10205836800), (3, 6803891200), (4, 5102918400), (5, 4082334720), (6, 3401945600), (8, 2551459200), (10, 2041167360), (12, 1700972800), (15, 1360778240), (16, 1275729600), (20, 1020583680), (24, 850486400), (25, 816466944), (30, 680389120), (32, 637864800), (40, 510291840), (48, 425243200), (50, 408233472), (60, 340194560), (61, 334617600), (64, 318932400), (75, 272155648), (80, 255145920), (96, 212621600), (100, 204116736), (120, 170097280), (122, 167308800), (128, 159466200), (150, 136077824), (160, 127572960), (183, 111539200), (192, 106310800), (200, 102058368), (240, 85048640), (244, 83654400), (256, 79733100), (300, 68038912), (305, 66923520), (320, 63786480), (366, 55769600), (384, 53155400), (400, 51029184), (480, 42524320), (488, 41827200), (512, 39866550), (600, 34019456), (610, 33461760), (640, 31893240), (732, 27884800), (768, 26577700), (800, 25514592), (915, 22307840), (960, 21262160), (976, 20913600), (1024, 19933275), (1200, 17009728), (1220, 16730880), (1280, 15946620), (1464, 13942400), (1525, 13384704), (1536, 13288850), (1600, 12757296), (1830, 11153920), (1920, 10631080), (1952, 10456800), (2400, 8504864), (2440, 8365440), (2560, 7973310), (2928, 6971200), (3050, 6692352), (3072, 6644425), (3200, 6378648), (3660, 5576960), (3840, 5315540), (3904, 5228400), (4357, 4684800), (4575, 4461568), (4800, 4252432), (4880, 4182720), (5120, 3986655), (5856, 3485600), (6100, 3346176), (6400, 3189324), (7320, 2788480), (7680, 2657770), (7808, 2614200), (8714, 2342400), (9150, 2230784), (9600, 2126216), (9760, 2091360), (11712, 1742800), (12200, 1673088), (12800, 1594662), (13071, 1561600), (14640, 1394240), (15360, 1328885), (15616, 1307100), (17428, 1171200), (18300, 1115392), (19200, 1063108), (19520, 1045680), (21785, 936960), (23424, 871400), (24400, 836544), (25600, 797331), (26142, 780800), (29280, 697120), (31232, 653550), (34856, 585600), (36600, 557696), (38400, 531554), (39040, 522840), (43570, 468480), (46848, 435700), (48800, 418272), (52284, 390400), (58560, 348560), (62464, 326775), (65355, 312320), (69712, 292800), (73200, 278848), (76800, 265777), (78080, 261420), (87140, 234240), (93696, 217850), (97600, 209136), (104568, 195200), (108925, 187392), (117120, 174280), (130710, 156160), (139424, 146400)]