1205200640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4339}}^1$

素因数の和:4398

約数の個数: 144

約数和(自身を含む): 3406448640

約数和(自身を除く): 2201248000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1280, 1736, 1792, 1984, 2170, 2240, 2480, 3472, 3968, 4339, 4340, 4480, 4960, 6944, 7936, 8678, 8680, 8960, 9920, 13888, 17356, 17360, 19840, 21695, 27776, 30373, 34712, 34720, 39680, 43390, 55552, 60746, 69424, 69440, 86780, 121492, 134509, 138848, 138880, 151865, 173560, 242984, 269018, 277696, 277760, 303730, 347120, 485968, 538036, 555392, 607460, 672545, 694240, 941563, 971936, 1076072, 1110784, 1214920, 1345090, 1388480, 1883126, 1943872, 2152144, 2429840, 2690180, 2776960, 3766252, 3887744, 4304288, 4707815, 4859680, 5380360, 5553920, 7532504, 7775488, 8608576, 9415630, 9719360, 10760720, 15065008, 17217152, 18831260, 19438720, 21521440, 30130016, 34434304, 37662520, 38877440, 43042880, 60260032, 75325040, 86085760, 120520064, 150650080, 172171520, 241040128, 301300160, 602600320, 1205200640]

約数ペア:

[(1, 1205200640), (2, 602600320), (4, 301300160), (5, 241040128), (7, 172171520), (8, 150650080), (10, 120520064), (14, 86085760), (16, 75325040), (20, 60260032), (28, 43042880), (31, 38877440), (32, 37662520), (35, 34434304), (40, 30130016), (56, 21521440), (62, 19438720), (64, 18831260), (70, 17217152), (80, 15065008), (112, 10760720), (124, 9719360), (128, 9415630), (140, 8608576), (155, 7775488), (160, 7532504), (217, 5553920), (224, 5380360), (248, 4859680), (256, 4707815), (280, 4304288), (310, 3887744), (320, 3766252), (434, 2776960), (448, 2690180), (496, 2429840), (560, 2152144), (620, 1943872), (640, 1883126), (868, 1388480), (896, 1345090), (992, 1214920), (1085, 1110784), (1120, 1076072), (1240, 971936), (1280, 941563), (1736, 694240), (1792, 672545), (1984, 607460), (2170, 555392), (2240, 538036), (2480, 485968), (3472, 347120), (3968, 303730), (4339, 277760), (4340, 277696), (4480, 269018), (4960, 242984), (6944, 173560), (7936, 151865), (8678, 138880), (8680, 138848), (8960, 134509), (9920, 121492), (13888, 86780), (17356, 69440), (17360, 69424), (19840, 60746), (21695, 55552), (27776, 43390), (30373, 39680), (34712, 34720)]