312853240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:346

約数の個数: 192

約数和(自身を含む): 893030400

約数和(自身を除く): 580177160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 31, 35, 38, 40, 49, 56, 62, 70, 76, 95, 98, 124, 133, 140, 152, 155, 190, 196, 217, 245, 248, 266, 271, 280, 310, 380, 392, 434, 490, 532, 542, 589, 620, 665, 760, 868, 931, 980, 1064, 1084, 1085, 1178, 1240, 1330, 1355, 1519, 1736, 1862, 1897, 1960, 2168, 2170, 2356, 2660, 2710, 2945, 3038, 3724, 3794, 4123, 4340, 4655, 4712, 5149, 5320, 5420, 5890, 6076, 7448, 7588, 7595, 8246, 8401, 8680, 9310, 9485, 10298, 10840, 11780, 12152, 13279, 15176, 15190, 16492, 16802, 18620, 18970, 20596, 20615, 23560, 25745, 26558, 28861, 30380, 32984, 33604, 36043, 37240, 37940, 41192, 41230, 42005, 51490, 53116, 57722, 58807, 60760, 66395, 67208, 72086, 75880, 82460, 84010, 102980, 106232, 115444, 117614, 132790, 144172, 144305, 159619, 164920, 168020, 180215, 205960, 230888, 235228, 252301, 265580, 288344, 288610, 294035, 319238, 336040, 360430, 411649, 470456, 504602, 531160, 577220, 588070, 638476, 720860, 798095, 823298, 1009204, 1117333, 1154440, 1176140, 1261505, 1276952, 1441720, 1596190, 1646596, 2018408, 2058245, 2234666, 2352280, 2523010, 3192380, 3293192, 4116490, 4469332, 5046020, 5586665, 6384760, 7821331, 8232980, 8938664, 10092040, 11173330, 15642662, 16465960, 22346660, 31285324, 39106655, 44693320, 62570648, 78213310, 156426620, 312853240]

約数ペア:

[(1, 312853240), (2, 156426620), (4, 78213310), (5, 62570648), (7, 44693320), (8, 39106655), (10, 31285324), (14, 22346660), (19, 16465960), (20, 15642662), (28, 11173330), (31, 10092040), (35, 8938664), (38, 8232980), (40, 7821331), (49, 6384760), (56, 5586665), (62, 5046020), (70, 4469332), (76, 4116490), (95, 3293192), (98, 3192380), (124, 2523010), (133, 2352280), (140, 2234666), (152, 2058245), (155, 2018408), (190, 1646596), (196, 1596190), (217, 1441720), (245, 1276952), (248, 1261505), (266, 1176140), (271, 1154440), (280, 1117333), (310, 1009204), (380, 823298), (392, 798095), (434, 720860), (490, 638476), (532, 588070), (542, 577220), (589, 531160), (620, 504602), (665, 470456), (760, 411649), (868, 360430), (931, 336040), (980, 319238), (1064, 294035), (1084, 288610), (1085, 288344), (1178, 265580), (1240, 252301), (1330, 235228), (1355, 230888), (1519, 205960), (1736, 180215), (1862, 168020), (1897, 164920), (1960, 159619), (2168, 144305), (2170, 144172), (2356, 132790), (2660, 117614), (2710, 115444), (2945, 106232), (3038, 102980), (3724, 84010), (3794, 82460), (4123, 75880), (4340, 72086), (4655, 67208), (4712, 66395), (5149, 60760), (5320, 58807), (5420, 57722), (5890, 53116), (6076, 51490), (7448, 42005), (7588, 41230), (7595, 41192), (8246, 37940), (8401, 37240), (8680, 36043), (9310, 33604), (9485, 32984), (10298, 30380), (10840, 28861), (11780, 26558), (12152, 25745), (13279, 23560), (15176, 20615), (15190, 20596), (16492, 18970), (16802, 18620)]