168971940

素因数分解:

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

素因数の和:463

約数の個数: 192

約数和(自身を含む): 567705600

約数和(自身を除く): 398733660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 43, 45, 54, 57, 60, 76, 86, 90, 95, 108, 114, 129, 135, 171, 172, 180, 190, 215, 228, 258, 270, 285, 342, 380, 383, 387, 430, 513, 516, 540, 570, 645, 684, 766, 774, 817, 855, 860, 1026, 1140, 1149, 1161, 1290, 1532, 1548, 1634, 1710, 1915, 1935, 2052, 2298, 2322, 2451, 2565, 2580, 3268, 3420, 3447, 3830, 3870, 4085, 4596, 4644, 4902, 5130, 5745, 5805, 6894, 7277, 7353, 7660, 7740, 8170, 9804, 10260, 10341, 11490, 11610, 12255, 13788, 14554, 14706, 16340, 16469, 17235, 20682, 21831, 22059, 22980, 23220, 24510, 29108, 29412, 32938, 34470, 36385, 36765, 41364, 43662, 44118, 49020, 49407, 51705, 65493, 65876, 68940, 72770, 73530, 82345, 87324, 88236, 98814, 103410, 109155, 110295, 130986, 145540, 147060, 148221, 164690, 196479, 197628, 206820, 218310, 220590, 247035, 261972, 296442, 312911, 327465, 329380, 392958, 436620, 441180, 444663, 494070, 592884, 625822, 654930, 741105, 785916, 889326, 938733, 982395, 988140, 1251644, 1309860, 1482210, 1564555, 1778652, 1877466, 1964790, 2223315, 2816199, 2964420, 3129110, 3754932, 3929580, 4446630, 4693665, 5632398, 6258220, 8448597, 8893260, 9387330, 11264796, 14080995, 16897194, 18774660, 28161990, 33794388, 42242985, 56323980, 84485970, 168971940]

約数ペア:

[(1, 168971940), (2, 84485970), (3, 56323980), (4, 42242985), (5, 33794388), (6, 28161990), (9, 18774660), (10, 16897194), (12, 14080995), (15, 11264796), (18, 9387330), (19, 8893260), (20, 8448597), (27, 6258220), (30, 5632398), (36, 4693665), (38, 4446630), (43, 3929580), (45, 3754932), (54, 3129110), (57, 2964420), (60, 2816199), (76, 2223315), (86, 1964790), (90, 1877466), (95, 1778652), (108, 1564555), (114, 1482210), (129, 1309860), (135, 1251644), (171, 988140), (172, 982395), (180, 938733), (190, 889326), (215, 785916), (228, 741105), (258, 654930), (270, 625822), (285, 592884), (342, 494070), (380, 444663), (383, 441180), (387, 436620), (430, 392958), (513, 329380), (516, 327465), (540, 312911), (570, 296442), (645, 261972), (684, 247035), (766, 220590), (774, 218310), (817, 206820), (855, 197628), (860, 196479), (1026, 164690), (1140, 148221), (1149, 147060), (1161, 145540), (1290, 130986), (1532, 110295), (1548, 109155), (1634, 103410), (1710, 98814), (1915, 88236), (1935, 87324), (2052, 82345), (2298, 73530), (2322, 72770), (2451, 68940), (2565, 65876), (2580, 65493), (3268, 51705), (3420, 49407), (3447, 49020), (3830, 44118), (3870, 43662), (4085, 41364), (4596, 36765), (4644, 36385), (4902, 34470), (5130, 32938), (5745, 29412), (5805, 29108), (6894, 24510), (7277, 23220), (7353, 22980), (7660, 22059), (7740, 21831), (8170, 20682), (9804, 17235), (10260, 16469), (10341, 16340), (11490, 14706), (11610, 14554), (12255, 13788)]