56323980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:460

約数の個数: 144

約数和(自身を含む): 184504320

約数和(自身を除く): 128180340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 43, 45, 57, 60, 76, 86, 90, 95, 114, 129, 171, 172, 180, 190, 215, 228, 258, 285, 342, 380, 383, 387, 430, 516, 570, 645, 684, 766, 774, 817, 855, 860, 1140, 1149, 1290, 1532, 1548, 1634, 1710, 1915, 1935, 2298, 2451, 2580, 3268, 3420, 3447, 3830, 3870, 4085, 4596, 4902, 5745, 6894, 7277, 7353, 7660, 7740, 8170, 9804, 11490, 12255, 13788, 14554, 14706, 16340, 16469, 17235, 21831, 22980, 24510, 29108, 29412, 32938, 34470, 36385, 36765, 43662, 49020, 49407, 65493, 65876, 68940, 72770, 73530, 82345, 87324, 98814, 109155, 130986, 145540, 147060, 148221, 164690, 197628, 218310, 247035, 261972, 296442, 312911, 327465, 329380, 436620, 494070, 592884, 625822, 654930, 741105, 938733, 988140, 1251644, 1309860, 1482210, 1564555, 1877466, 2816199, 2964420, 3129110, 3754932, 4693665, 5632398, 6258220, 9387330, 11264796, 14080995, 18774660, 28161990, 56323980]

約数ペア:

[(1, 56323980), (2, 28161990), (3, 18774660), (4, 14080995), (5, 11264796), (6, 9387330), (9, 6258220), (10, 5632398), (12, 4693665), (15, 3754932), (18, 3129110), (19, 2964420), (20, 2816199), (30, 1877466), (36, 1564555), (38, 1482210), (43, 1309860), (45, 1251644), (57, 988140), (60, 938733), (76, 741105), (86, 654930), (90, 625822), (95, 592884), (114, 494070), (129, 436620), (171, 329380), (172, 327465), (180, 312911), (190, 296442), (215, 261972), (228, 247035), (258, 218310), (285, 197628), (342, 164690), (380, 148221), (383, 147060), (387, 145540), (430, 130986), (516, 109155), (570, 98814), (645, 87324), (684, 82345), (766, 73530), (774, 72770), (817, 68940), (855, 65876), (860, 65493), (1140, 49407), (1149, 49020), (1290, 43662), (1532, 36765), (1548, 36385), (1634, 34470), (1710, 32938), (1915, 29412), (1935, 29108), (2298, 24510), (2451, 22980), (2580, 21831), (3268, 17235), (3420, 16469), (3447, 16340), (3830, 14706), (3870, 14554), (4085, 13788), (4596, 12255), (4902, 11490), (5745, 9804), (6894, 8170), (7277, 7740), (7353, 7660)]