765170640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81749}}^1$

素因数の和:81781

約数の個数: 120

約数和(自身を含む): 2767401000

約数和(自身を除く): 2002230360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 81749, 163498, 245247, 326996, 408745, 490494, 653992, 735741, 817490, 980988, 1062737, 1226235, 1307984, 1471482, 1634980, 1961976, 2125474, 2452470, 2942964, 3188211, 3269960, 3678705, 3923952, 4250948, 4904940, 5313685, 5885928, 6376422, 6539920, 7357410, 8501896, 9564633, 9809880, 10627370, 11771856, 12752844, 14714820, 15941055, 17003792, 19129266, 19619760, 21254740, 25505688, 29429640, 31882110, 38258532, 42509480, 47823165, 51011376, 58859280, 63764220, 76517064, 85018960, 95646330, 127528440, 153034128, 191292660, 255056880, 382585320, 765170640]

約数ペア:

[(1, 765170640), (2, 382585320), (3, 255056880), (4, 191292660), (5, 153034128), (6, 127528440), (8, 95646330), (9, 85018960), (10, 76517064), (12, 63764220), (13, 58859280), (15, 51011376), (16, 47823165), (18, 42509480), (20, 38258532), (24, 31882110), (26, 29429640), (30, 25505688), (36, 21254740), (39, 19619760), (40, 19129266), (45, 17003792), (48, 15941055), (52, 14714820), (60, 12752844), (65, 11771856), (72, 10627370), (78, 9809880), (80, 9564633), (90, 8501896), (104, 7357410), (117, 6539920), (120, 6376422), (130, 5885928), (144, 5313685), (156, 4904940), (180, 4250948), (195, 3923952), (208, 3678705), (234, 3269960), (240, 3188211), (260, 2942964), (312, 2452470), (360, 2125474), (390, 1961976), (468, 1634980), (520, 1471482), (585, 1307984), (624, 1226235), (720, 1062737), (780, 980988), (936, 817490), (1040, 735741), (1170, 653992), (1560, 490494), (1872, 408745), (2340, 326996), (3120, 245247), (4680, 163498), (9360, 81749)]