394857540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{919}}^1$

素因数の和:983

約数の個数: 288

約数和(自身を含む): 1543127040

約数和(自身を除く): 1148269500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 31, 33, 35, 36, 42, 44, 45, 55, 60, 62, 63, 66, 70, 77, 84, 90, 93, 99, 105, 110, 124, 126, 132, 140, 154, 155, 165, 180, 186, 198, 210, 217, 220, 231, 252, 279, 308, 310, 315, 330, 341, 372, 385, 396, 420, 434, 462, 465, 495, 558, 620, 630, 651, 660, 682, 693, 770, 868, 919, 924, 930, 990, 1023, 1085, 1116, 1155, 1260, 1302, 1364, 1386, 1395, 1540, 1705, 1838, 1860, 1953, 1980, 2046, 2170, 2310, 2387, 2604, 2757, 2772, 2790, 3069, 3255, 3410, 3465, 3676, 3906, 4092, 4340, 4595, 4620, 4774, 5115, 5514, 5580, 6138, 6433, 6510, 6820, 6930, 7161, 7812, 8271, 9190, 9548, 9765, 10109, 10230, 11028, 11935, 12276, 12866, 13020, 13785, 13860, 14322, 15345, 16542, 18380, 19299, 19530, 20218, 20460, 21483, 23870, 25732, 27570, 28489, 28644, 30327, 30690, 32165, 33084, 35805, 38598, 39060, 40436, 41355, 42966, 47740, 50545, 55140, 56978, 57897, 60654, 61380, 64330, 70763, 71610, 77196, 82710, 85467, 85932, 90981, 96495, 101090, 107415, 113956, 115794, 121308, 128660, 141526, 142445, 143220, 151635, 165420, 170934, 181962, 192990, 199423, 202180, 212289, 214830, 231588, 256401, 283052, 284890, 289485, 303270, 313379, 341868, 353815, 363924, 385980, 398846, 424578, 427335, 429660, 454905, 512802, 569780, 578970, 598269, 606540, 626758, 636867, 707630, 797692, 849156, 854670, 909810, 940137, 997115, 1025604, 1061445, 1157940, 1196538, 1253516, 1273734, 1282005, 1415260, 1566895, 1709340, 1794807, 1819620, 1880274, 1994230, 2122890, 2193653, 2393076, 2547468, 2564010, 2820411, 2991345, 3133790, 3184335, 3589614, 3760548, 3988460, 4245780, 4387306, 4700685, 5128020, 5640822, 5982690, 6267580, 6368670, 6580959, 7179228, 8774612, 8974035, 9401370, 10968265, 11281644, 11965380, 12737340, 13161918, 14102055, 17948070, 18802740, 19742877, 21936530, 26323836, 28204110, 32904795, 35896140, 39485754, 43873060, 56408220, 65809590, 78971508, 98714385, 131619180, 197428770, 394857540]

約数ペア:

[(1, 394857540), (2, 197428770), (3, 131619180), (4, 98714385), (5, 78971508), (6, 65809590), (7, 56408220), (9, 43873060), (10, 39485754), (11, 35896140), (12, 32904795), (14, 28204110), (15, 26323836), (18, 21936530), (20, 19742877), (21, 18802740), (22, 17948070), (28, 14102055), (30, 13161918), (31, 12737340), (33, 11965380), (35, 11281644), (36, 10968265), (42, 9401370), (44, 8974035), (45, 8774612), (55, 7179228), (60, 6580959), (62, 6368670), (63, 6267580), (66, 5982690), (70, 5640822), (77, 5128020), (84, 4700685), (90, 4387306), (93, 4245780), (99, 3988460), (105, 3760548), (110, 3589614), (124, 3184335), (126, 3133790), (132, 2991345), (140, 2820411), (154, 2564010), (155, 2547468), (165, 2393076), (180, 2193653), (186, 2122890), (198, 1994230), (210, 1880274), (217, 1819620), (220, 1794807), (231, 1709340), (252, 1566895), (279, 1415260), (308, 1282005), (310, 1273734), (315, 1253516), (330, 1196538), (341, 1157940), (372, 1061445), (385, 1025604), (396, 997115), (420, 940137), (434, 909810), (462, 854670), (465, 849156), (495, 797692), (558, 707630), (620, 636867), (630, 626758), (651, 606540), (660, 598269), (682, 578970), (693, 569780), (770, 512802), (868, 454905), (919, 429660), (924, 427335), (930, 424578), (990, 398846), (1023, 385980), (1085, 363924), (1116, 353815), (1155, 341868), (1260, 313379), (1302, 303270), (1364, 289485), (1386, 284890), (1395, 283052), (1540, 256401), (1705, 231588), (1838, 214830), (1860, 212289), (1953, 202180), (1980, 199423), (2046, 192990), (2170, 181962), (2310, 170934), (2387, 165420), (2604, 151635), (2757, 143220), (2772, 142445), (2790, 141526), (3069, 128660), (3255, 121308), (3410, 115794), (3465, 113956), (3676, 107415), (3906, 101090), (4092, 96495), (4340, 90981), (4595, 85932), (4620, 85467), (4774, 82710), (5115, 77196), (5514, 71610), (5580, 70763), (6138, 64330), (6433, 61380), (6510, 60654), (6820, 57897), (6930, 56978), (7161, 55140), (7812, 50545), (8271, 47740), (9190, 42966), (9548, 41355), (9765, 40436), (10109, 39060), (10230, 38598), (11028, 35805), (11935, 33084), (12276, 32165), (12866, 30690), (13020, 30327), (13785, 28644), (13860, 28489), (14322, 27570), (15345, 25732), (16542, 23870), (18380, 21483), (19299, 20460), (19530, 20218)]