247340940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:229

約数の個数: 288

約数和(自身を含む): 903770112

約数和(自身を除く): 656429172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 31, 33, 35, 42, 44, 55, 60, 62, 66, 70, 77, 84, 93, 105, 110, 121, 124, 132, 140, 154, 155, 157, 165, 186, 210, 217, 220, 231, 242, 308, 310, 314, 330, 341, 363, 372, 385, 420, 434, 462, 465, 471, 484, 605, 620, 628, 651, 660, 682, 726, 770, 785, 847, 868, 924, 930, 942, 1023, 1085, 1099, 1155, 1210, 1302, 1364, 1452, 1540, 1570, 1694, 1705, 1727, 1815, 1860, 1884, 2046, 2170, 2198, 2310, 2355, 2387, 2420, 2541, 2604, 3140, 3255, 3297, 3388, 3410, 3454, 3630, 3751, 4092, 4235, 4340, 4396, 4620, 4710, 4774, 4867, 5082, 5115, 5181, 5495, 6510, 6594, 6820, 6908, 7161, 7260, 7502, 8470, 8635, 9420, 9548, 9734, 10164, 10230, 10362, 10990, 11253, 11935, 12089, 12705, 13020, 13188, 14322, 14601, 15004, 16485, 16940, 17270, 18755, 18997, 19468, 20460, 20724, 21980, 22506, 23870, 24178, 24335, 25410, 25905, 26257, 28644, 29202, 32970, 34069, 34540, 35805, 36267, 37510, 37994, 45012, 47740, 48356, 48670, 50820, 51810, 52514, 53537, 56265, 56991, 58404, 60445, 65940, 68138, 71610, 72534, 73005, 75020, 75988, 78771, 94985, 97340, 102207, 103620, 105028, 107074, 112530, 113982, 120890, 131285, 132979, 136276, 143220, 145068, 146010, 157542, 160611, 170345, 181335, 189970, 204414, 214148, 225060, 227964, 241780, 262570, 265958, 267685, 284955, 292020, 315084, 321222, 340690, 362670, 374759, 379940, 393855, 398937, 408828, 511035, 525140, 531916, 535370, 569910, 588907, 642444, 664895, 681380, 725340, 749518, 787710, 797874, 803055, 1022070, 1070740, 1124277, 1139820, 1177814, 1329790, 1499036, 1575420, 1595748, 1606110, 1766721, 1873795, 1994685, 2044140, 2248554, 2355628, 2659580, 2944535, 3212220, 3533442, 3747590, 3989370, 4122349, 4497108, 5621385, 5889070, 7066884, 7495180, 7978740, 8244698, 8833605, 11242770, 11778140, 12367047, 16489396, 17667210, 20611745, 22485540, 24734094, 35334420, 41223490, 49468188, 61835235, 82446980, 123670470, 247340940]

約数ペア:

[(1, 247340940), (2, 123670470), (3, 82446980), (4, 61835235), (5, 49468188), (6, 41223490), (7, 35334420), (10, 24734094), (11, 22485540), (12, 20611745), (14, 17667210), (15, 16489396), (20, 12367047), (21, 11778140), (22, 11242770), (28, 8833605), (30, 8244698), (31, 7978740), (33, 7495180), (35, 7066884), (42, 5889070), (44, 5621385), (55, 4497108), (60, 4122349), (62, 3989370), (66, 3747590), (70, 3533442), (77, 3212220), (84, 2944535), (93, 2659580), (105, 2355628), (110, 2248554), (121, 2044140), (124, 1994685), (132, 1873795), (140, 1766721), (154, 1606110), (155, 1595748), (157, 1575420), (165, 1499036), (186, 1329790), (210, 1177814), (217, 1139820), (220, 1124277), (231, 1070740), (242, 1022070), (308, 803055), (310, 797874), (314, 787710), (330, 749518), (341, 725340), (363, 681380), (372, 664895), (385, 642444), (420, 588907), (434, 569910), (462, 535370), (465, 531916), (471, 525140), (484, 511035), (605, 408828), (620, 398937), (628, 393855), (651, 379940), (660, 374759), (682, 362670), (726, 340690), (770, 321222), (785, 315084), (847, 292020), (868, 284955), (924, 267685), (930, 265958), (942, 262570), (1023, 241780), (1085, 227964), (1099, 225060), (1155, 214148), (1210, 204414), (1302, 189970), (1364, 181335), (1452, 170345), (1540, 160611), (1570, 157542), (1694, 146010), (1705, 145068), (1727, 143220), (1815, 136276), (1860, 132979), (1884, 131285), (2046, 120890), (2170, 113982), (2198, 112530), (2310, 107074), (2355, 105028), (2387, 103620), (2420, 102207), (2541, 97340), (2604, 94985), (3140, 78771), (3255, 75988), (3297, 75020), (3388, 73005), (3410, 72534), (3454, 71610), (3630, 68138), (3751, 65940), (4092, 60445), (4235, 58404), (4340, 56991), (4396, 56265), (4620, 53537), (4710, 52514), (4774, 51810), (4867, 50820), (5082, 48670), (5115, 48356), (5181, 47740), (5495, 45012), (6510, 37994), (6594, 37510), (6820, 36267), (6908, 35805), (7161, 34540), (7260, 34069), (7502, 32970), (8470, 29202), (8635, 28644), (9420, 26257), (9548, 25905), (9734, 25410), (10164, 24335), (10230, 24178), (10362, 23870), (10990, 22506), (11253, 21980), (11935, 20724), (12089, 20460), (12705, 19468), (13020, 18997), (13188, 18755), (14322, 17270), (14601, 16940), (15004, 16485)]