20797805280

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{1609}}^1\times {\mathrm{3847}}^1$

素因数の和:5481

約数の個数: 192

約数和(自身を含む): 74938106880

約数和(自身を除く): 54140301600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1609, 1680, 3218, 3360, 3847, 4827, 6436, 7694, 8045, 9654, 11263, 11541, 12872, 15388, 16090, 19235, 19308, 22526, 23082, 24135, 25744, 26929, 30776, 32180, 33789, 38470, 38616, 45052, 46164, 48270, 51488, 53858, 56315, 57705, 61552, 64360, 67578, 76940, 77232, 80787, 90104, 92328, 96540, 107716, 112630, 115410, 123104, 128720, 134645, 135156, 153880, 154464, 161574, 168945, 180208, 184656, 193080, 215432, 225260, 230820, 257440, 269290, 270312, 307760, 323148, 337890, 360416, 369312, 386160, 403935, 430864, 450520, 461640, 538580, 540624, 615520, 646296, 675780, 772320, 807870, 861728, 901040, 923280, 1077160, 1081248, 1292592, 1351560, 1615740, 1802080, 1846560, 2154320, 2585184, 2703120, 3231480, 4308640, 5406240, 6189823, 6462960, 12379646, 12925920, 18569469, 24759292, 30949115, 37138938, 43328761, 49518584, 61898230, 74277876, 86657522, 92847345, 99037168, 123796460, 129986283, 148555752, 173315044, 185694690, 198074336, 216643805, 247592920, 259972566, 297111504, 346630088, 371389380, 433287610, 495185840, 519945132, 594223008, 649931415, 693260176, 742778760, 866575220, 990371680, 1039890264, 1299862830, 1386520352, 1485557520, 1733150440, 2079780528, 2599725660, 2971115040, 3466300880, 4159561056, 5199451320, 6932601760, 10398902640, 20797805280]

約数ペア:

[(1, 20797805280), (2, 10398902640), (3, 6932601760), (4, 5199451320), (5, 4159561056), (6, 3466300880), (7, 2971115040), (8, 2599725660), (10, 2079780528), (12, 1733150440), (14, 1485557520), (15, 1386520352), (16, 1299862830), (20, 1039890264), (21, 990371680), (24, 866575220), (28, 742778760), (30, 693260176), (32, 649931415), (35, 594223008), (40, 519945132), (42, 495185840), (48, 433287610), (56, 371389380), (60, 346630088), (70, 297111504), (80, 259972566), (84, 247592920), (96, 216643805), (105, 198074336), (112, 185694690), (120, 173315044), (140, 148555752), (160, 129986283), (168, 123796460), (210, 99037168), (224, 92847345), (240, 86657522), (280, 74277876), (336, 61898230), (420, 49518584), (480, 43328761), (560, 37138938), (672, 30949115), (840, 24759292), (1120, 18569469), (1609, 12925920), (1680, 12379646), (3218, 6462960), (3360, 6189823), (3847, 5406240), (4827, 4308640), (6436, 3231480), (7694, 2703120), (8045, 2585184), (9654, 2154320), (11263, 1846560), (11541, 1802080), (12872, 1615740), (15388, 1351560), (16090, 1292592), (19235, 1081248), (19308, 1077160), (22526, 923280), (23082, 901040), (24135, 861728), (25744, 807870), (26929, 772320), (30776, 675780), (32180, 646296), (33789, 615520), (38470, 540624), (38616, 538580), (45052, 461640), (46164, 450520), (48270, 430864), (51488, 403935), (53858, 386160), (56315, 369312), (57705, 360416), (61552, 337890), (64360, 323148), (67578, 307760), (76940, 270312), (77232, 269290), (80787, 257440), (90104, 230820), (92328, 225260), (96540, 215432), (107716, 193080), (112630, 184656), (115410, 180208), (123104, 168945), (128720, 161574), (134645, 154464), (135156, 153880)]