4440865520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{1987}}^1$

素因数の和:2327

約数の個数: 160

約数和(自身を含む): 12755516928

約数和(自身を除く): 8314651408

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 307, 364, 455, 520, 560, 614, 728, 910, 1040, 1228, 1456, 1535, 1820, 1987, 2149, 2456, 3070, 3640, 3974, 3991, 4298, 4912, 6140, 7280, 7948, 7982, 8596, 9935, 10745, 12280, 13909, 15896, 15964, 17192, 19870, 19955, 21490, 24560, 25831, 27818, 27937, 31792, 31928, 34384, 39740, 39910, 42980, 51662, 55636, 55874, 63856, 69545, 79480, 79820, 85960, 103324, 111272, 111748, 129155, 139090, 139685, 158960, 159640, 171920, 180817, 206648, 222544, 223496, 258310, 278180, 279370, 319280, 361634, 413296, 446992, 516620, 556360, 558740, 610009, 723268, 904085, 1033240, 1112720, 1117480, 1220018, 1446536, 1808170, 2066480, 2234960, 2440036, 2893072, 3050045, 3616340, 4270063, 4880072, 6100090, 7232680, 7930117, 8540126, 9760144, 12200180, 14465360, 15860234, 17080252, 21350315, 24400360, 31720468, 34160504, 39650585, 42700630, 48800720, 55510819, 63440936, 68321008, 79301170, 85401260, 111021638, 126881872, 158602340, 170802520, 222043276, 277554095, 317204680, 341605040, 444086552, 555108190, 634409360, 888173104, 1110216380, 2220432760, 4440865520]

約数ペア:

[(1, 4440865520), (2, 2220432760), (4, 1110216380), (5, 888173104), (7, 634409360), (8, 555108190), (10, 444086552), (13, 341605040), (14, 317204680), (16, 277554095), (20, 222043276), (26, 170802520), (28, 158602340), (35, 126881872), (40, 111021638), (52, 85401260), (56, 79301170), (65, 68321008), (70, 63440936), (80, 55510819), (91, 48800720), (104, 42700630), (112, 39650585), (130, 34160504), (140, 31720468), (182, 24400360), (208, 21350315), (260, 17080252), (280, 15860234), (307, 14465360), (364, 12200180), (455, 9760144), (520, 8540126), (560, 7930117), (614, 7232680), (728, 6100090), (910, 4880072), (1040, 4270063), (1228, 3616340), (1456, 3050045), (1535, 2893072), (1820, 2440036), (1987, 2234960), (2149, 2066480), (2456, 1808170), (3070, 1446536), (3640, 1220018), (3974, 1117480), (3991, 1112720), (4298, 1033240), (4912, 904085), (6140, 723268), (7280, 610009), (7948, 558740), (7982, 556360), (8596, 516620), (9935, 446992), (10745, 413296), (12280, 361634), (13909, 319280), (15896, 279370), (15964, 278180), (17192, 258310), (19870, 223496), (19955, 222544), (21490, 206648), (24560, 180817), (25831, 171920), (27818, 159640), (27937, 158960), (31792, 139685), (31928, 139090), (34384, 129155), (39740, 111748), (39910, 111272), (42980, 103324), (51662, 85960), (55636, 79820), (55874, 79480), (63856, 69545)]