1556719920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18169}}^1$

素因数の和:18212

約数の個数: 240

約数和(自身を含む): 6326648640

約数和(自身を除く): 4769928720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 48, 51, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 102, 105, 112, 119, 120, 126, 136, 140, 144, 153, 168, 170, 180, 204, 210, 238, 240, 252, 255, 272, 280, 306, 315, 336, 340, 357, 360, 408, 420, 476, 504, 510, 560, 595, 612, 630, 680, 714, 720, 765, 816, 840, 952, 1008, 1020, 1071, 1190, 1224, 1260, 1360, 1428, 1530, 1680, 1785, 1904, 2040, 2142, 2380, 2448, 2520, 2856, 3060, 3570, 4080, 4284, 4760, 5040, 5355, 5712, 6120, 7140, 8568, 9520, 10710, 12240, 14280, 17136, 18169, 21420, 28560, 36338, 42840, 54507, 72676, 85680, 90845, 109014, 127183, 145352, 163521, 181690, 218028, 254366, 272535, 290704, 308873, 327042, 363380, 381549, 436056, 508732, 545070, 617746, 635915, 654084, 726760, 763098, 817605, 872112, 926619, 1017464, 1090140, 1144647, 1235492, 1271830, 1308168, 1453520, 1526196, 1544365, 1635210, 1853238, 1907745, 2034928, 2162111, 2180280, 2289294, 2470984, 2543660, 2616336, 2779857, 3052392, 3088730, 3270420, 3706476, 3815490, 4324222, 4360560, 4578588, 4633095, 4941968, 5087320, 5559714, 5723235, 6104784, 6177460, 6486333, 6540840, 7412952, 7630980, 8648444, 9157176, 9266190, 10174640, 10810555, 11119428, 11446470, 12354920, 12972666, 13081680, 13899285, 14825904, 15261960, 17296888, 18314352, 18532380, 19458999, 21621110, 22238856, 22892940, 24709840, 25945332, 27798570, 30523920, 32431665, 34593776, 37064760, 38917998, 43242220, 44477712, 45785880, 51890664, 55597140, 64863330, 74129520, 77835996, 86484440, 91571760, 97294995, 103781328, 111194280, 129726660, 155671992, 172968880, 194589990, 222388560, 259453320, 311343984, 389179980, 518906640, 778359960, 1556719920]

約数ペア:

[(1, 1556719920), (2, 778359960), (3, 518906640), (4, 389179980), (5, 311343984), (6, 259453320), (7, 222388560), (8, 194589990), (9, 172968880), (10, 155671992), (12, 129726660), (14, 111194280), (15, 103781328), (16, 97294995), (17, 91571760), (18, 86484440), (20, 77835996), (21, 74129520), (24, 64863330), (28, 55597140), (30, 51890664), (34, 45785880), (35, 44477712), (36, 43242220), (40, 38917998), (42, 37064760), (45, 34593776), (48, 32431665), (51, 30523920), (56, 27798570), (60, 25945332), (63, 24709840), (68, 22892940), (70, 22238856), (72, 21621110), (80, 19458999), (84, 18532380), (85, 18314352), (90, 17296888), (102, 15261960), (105, 14825904), (112, 13899285), (119, 13081680), (120, 12972666), (126, 12354920), (136, 11446470), (140, 11119428), (144, 10810555), (153, 10174640), (168, 9266190), (170, 9157176), (180, 8648444), (204, 7630980), (210, 7412952), (238, 6540840), (240, 6486333), (252, 6177460), (255, 6104784), (272, 5723235), (280, 5559714), (306, 5087320), (315, 4941968), (336, 4633095), (340, 4578588), (357, 4360560), (360, 4324222), (408, 3815490), (420, 3706476), (476, 3270420), (504, 3088730), (510, 3052392), (560, 2779857), (595, 2616336), (612, 2543660), (630, 2470984), (680, 2289294), (714, 2180280), (720, 2162111), (765, 2034928), (816, 1907745), (840, 1853238), (952, 1635210), (1008, 1544365), (1020, 1526196), (1071, 1453520), (1190, 1308168), (1224, 1271830), (1260, 1235492), (1360, 1144647), (1428, 1090140), (1530, 1017464), (1680, 926619), (1785, 872112), (1904, 817605), (2040, 763098), (2142, 726760), (2380, 654084), (2448, 635915), (2520, 617746), (2856, 545070), (3060, 508732), (3570, 436056), (4080, 381549), (4284, 363380), (4760, 327042), (5040, 308873), (5355, 290704), (5712, 272535), (6120, 254366), (7140, 218028), (8568, 181690), (9520, 163521), (10710, 145352), (12240, 127183), (14280, 109014), (17136, 90845), (18169, 85680), (21420, 72676), (28560, 54507), (36338, 42840)]