320425350

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{619}}^1$

素因数の和:687

約数の個数: 192

約数和(自身を含む): 996364800

約数和(自身を除く): 675939450

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 25, 29, 30, 34, 35, 42, 50, 51, 58, 70, 75, 85, 87, 102, 105, 119, 145, 150, 170, 174, 175, 203, 210, 238, 255, 290, 350, 357, 406, 425, 435, 493, 510, 525, 595, 609, 619, 714, 725, 850, 870, 986, 1015, 1050, 1190, 1218, 1238, 1275, 1450, 1479, 1785, 1857, 2030, 2175, 2465, 2550, 2958, 2975, 3045, 3095, 3451, 3570, 3714, 4333, 4350, 4930, 5075, 5950, 6090, 6190, 6902, 7395, 8666, 8925, 9285, 10150, 10353, 10523, 12325, 12999, 14790, 15225, 15475, 17255, 17850, 17951, 18570, 20706, 21046, 21665, 24650, 25998, 30450, 30950, 31569, 34510, 35902, 36975, 43330, 46425, 51765, 52615, 53853, 63138, 64995, 73661, 73950, 86275, 89755, 92850, 103530, 105230, 107706, 108325, 125657, 129990, 147322, 157845, 172550, 179510, 216650, 220983, 251314, 258825, 263075, 269265, 305167, 315690, 324975, 368305, 376971, 441966, 448775, 517650, 526150, 538530, 610334, 628285, 649950, 736610, 753942, 789225, 897550, 915501, 1104915, 1256570, 1346325, 1525835, 1578450, 1831002, 1841525, 1884855, 2136169, 2209830, 2692650, 3051670, 3141425, 3683050, 3769710, 4272338, 4577505, 5524575, 6282850, 6408507, 7629175, 9155010, 9424275, 10680845, 11049150, 12817014, 15258350, 18848550, 21361690, 22887525, 32042535, 45775050, 53404225, 64085070, 106808450, 160212675, 320425350]

約数ペア:

[(1, 320425350), (2, 160212675), (3, 106808450), (5, 64085070), (6, 53404225), (7, 45775050), (10, 32042535), (14, 22887525), (15, 21361690), (17, 18848550), (21, 15258350), (25, 12817014), (29, 11049150), (30, 10680845), (34, 9424275), (35, 9155010), (42, 7629175), (50, 6408507), (51, 6282850), (58, 5524575), (70, 4577505), (75, 4272338), (85, 3769710), (87, 3683050), (102, 3141425), (105, 3051670), (119, 2692650), (145, 2209830), (150, 2136169), (170, 1884855), (174, 1841525), (175, 1831002), (203, 1578450), (210, 1525835), (238, 1346325), (255, 1256570), (290, 1104915), (350, 915501), (357, 897550), (406, 789225), (425, 753942), (435, 736610), (493, 649950), (510, 628285), (525, 610334), (595, 538530), (609, 526150), (619, 517650), (714, 448775), (725, 441966), (850, 376971), (870, 368305), (986, 324975), (1015, 315690), (1050, 305167), (1190, 269265), (1218, 263075), (1238, 258825), (1275, 251314), (1450, 220983), (1479, 216650), (1785, 179510), (1857, 172550), (2030, 157845), (2175, 147322), (2465, 129990), (2550, 125657), (2958, 108325), (2975, 107706), (3045, 105230), (3095, 103530), (3451, 92850), (3570, 89755), (3714, 86275), (4333, 73950), (4350, 73661), (4930, 64995), (5075, 63138), (5950, 53853), (6090, 52615), (6190, 51765), (6902, 46425), (7395, 43330), (8666, 36975), (8925, 35902), (9285, 34510), (10150, 31569), (10353, 30950), (10523, 30450), (12325, 25998), (12999, 24650), (14790, 21665), (15225, 21046), (15475, 20706), (17255, 18570), (17850, 17951)]