245355390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{739}}^1$

素因数の和:807

約数の個数: 192

約数和(自身を含む): 797921280

約数和(自身を除く): 552565890

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 31, 34, 35, 42, 45, 51, 62, 63, 70, 85, 90, 93, 102, 105, 119, 126, 153, 155, 170, 186, 210, 217, 238, 255, 279, 306, 310, 315, 357, 434, 465, 510, 527, 558, 595, 630, 651, 714, 739, 765, 930, 1054, 1071, 1085, 1190, 1302, 1395, 1478, 1530, 1581, 1785, 1953, 2142, 2170, 2217, 2635, 2790, 3162, 3255, 3570, 3689, 3695, 3906, 4434, 4743, 5173, 5270, 5355, 6510, 6651, 7378, 7390, 7905, 9486, 9765, 10346, 10710, 11067, 11085, 12563, 13302, 15519, 15810, 18445, 19530, 22134, 22170, 22909, 23715, 25126, 25865, 31038, 33201, 33255, 36890, 37689, 45818, 46557, 47430, 51730, 55335, 62815, 66402, 66510, 68727, 75378, 77595, 87941, 93114, 110670, 113067, 114545, 125630, 137454, 155190, 160363, 166005, 175882, 188445, 206181, 226134, 229090, 232785, 263823, 320726, 332010, 343635, 376890, 389453, 412362, 439705, 465570, 481089, 527646, 565335, 687270, 778906, 791469, 801815, 879410, 962178, 1030905, 1130670, 1168359, 1319115, 1443267, 1582938, 1603630, 1947265, 2061810, 2336718, 2405445, 2638230, 2726171, 2886534, 3505077, 3894530, 3957345, 4810890, 5452342, 5841795, 7010154, 7216335, 7914690, 8178513, 11683590, 13630855, 14432670, 16357026, 17525385, 24535539, 27261710, 35050770, 40892565, 49071078, 81785130, 122677695, 245355390]

約数ペア:

[(1, 245355390), (2, 122677695), (3, 81785130), (5, 49071078), (6, 40892565), (7, 35050770), (9, 27261710), (10, 24535539), (14, 17525385), (15, 16357026), (17, 14432670), (18, 13630855), (21, 11683590), (30, 8178513), (31, 7914690), (34, 7216335), (35, 7010154), (42, 5841795), (45, 5452342), (51, 4810890), (62, 3957345), (63, 3894530), (70, 3505077), (85, 2886534), (90, 2726171), (93, 2638230), (102, 2405445), (105, 2336718), (119, 2061810), (126, 1947265), (153, 1603630), (155, 1582938), (170, 1443267), (186, 1319115), (210, 1168359), (217, 1130670), (238, 1030905), (255, 962178), (279, 879410), (306, 801815), (310, 791469), (315, 778906), (357, 687270), (434, 565335), (465, 527646), (510, 481089), (527, 465570), (558, 439705), (595, 412362), (630, 389453), (651, 376890), (714, 343635), (739, 332010), (765, 320726), (930, 263823), (1054, 232785), (1071, 229090), (1085, 226134), (1190, 206181), (1302, 188445), (1395, 175882), (1478, 166005), (1530, 160363), (1581, 155190), (1785, 137454), (1953, 125630), (2142, 114545), (2170, 113067), (2217, 110670), (2635, 93114), (2790, 87941), (3162, 77595), (3255, 75378), (3570, 68727), (3689, 66510), (3695, 66402), (3906, 62815), (4434, 55335), (4743, 51730), (5173, 47430), (5270, 46557), (5355, 45818), (6510, 37689), (6651, 36890), (7378, 33255), (7390, 33201), (7905, 31038), (9486, 25865), (9765, 25126), (10346, 23715), (10710, 22909), (11067, 22170), (11085, 22134), (12563, 19530), (13302, 18445), (15519, 15810)]