2657845760

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{313}}^1$

素因数の和:474

約数の個数: 160

約数和(自身を含む): 6660859392

約数和(自身を除く): 4003013632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 107, 124, 128, 155, 160, 214, 248, 256, 310, 313, 320, 428, 496, 512, 535, 620, 626, 640, 856, 992, 1070, 1240, 1252, 1280, 1565, 1712, 1984, 2140, 2480, 2504, 2560, 3130, 3317, 3424, 3968, 4280, 4960, 5008, 6260, 6634, 6848, 7936, 8560, 9703, 9920, 10016, 12520, 13268, 13696, 15872, 16585, 17120, 19406, 19840, 20032, 25040, 26536, 27392, 33170, 33491, 34240, 38812, 39680, 40064, 48515, 50080, 53072, 54784, 66340, 66982, 68480, 77624, 79360, 80128, 97030, 100160, 106144, 132680, 133964, 136960, 155248, 160256, 167455, 194060, 200320, 212288, 265360, 267928, 273920, 310496, 334910, 388120, 400640, 424576, 530720, 535856, 620992, 669820, 776240, 801280, 849152, 1038221, 1061440, 1071712, 1241984, 1339640, 1552480, 1698304, 2076442, 2122880, 2143424, 2483968, 2679280, 3104960, 4152884, 4245760, 4286848, 4967936, 5191105, 5358560, 6209920, 8305768, 8491520, 8573696, 10382210, 10717120, 12419840, 16611536, 17147392, 20764420, 21434240, 24839680, 33223072, 41528840, 42868480, 66446144, 83057680, 85736960, 132892288, 166115360, 265784576, 332230720, 531569152, 664461440, 1328922880, 2657845760]

約数ペア:

[(1, 2657845760), (2, 1328922880), (4, 664461440), (5, 531569152), (8, 332230720), (10, 265784576), (16, 166115360), (20, 132892288), (31, 85736960), (32, 83057680), (40, 66446144), (62, 42868480), (64, 41528840), (80, 33223072), (107, 24839680), (124, 21434240), (128, 20764420), (155, 17147392), (160, 16611536), (214, 12419840), (248, 10717120), (256, 10382210), (310, 8573696), (313, 8491520), (320, 8305768), (428, 6209920), (496, 5358560), (512, 5191105), (535, 4967936), (620, 4286848), (626, 4245760), (640, 4152884), (856, 3104960), (992, 2679280), (1070, 2483968), (1240, 2143424), (1252, 2122880), (1280, 2076442), (1565, 1698304), (1712, 1552480), (1984, 1339640), (2140, 1241984), (2480, 1071712), (2504, 1061440), (2560, 1038221), (3130, 849152), (3317, 801280), (3424, 776240), (3968, 669820), (4280, 620992), (4960, 535856), (5008, 530720), (6260, 424576), (6634, 400640), (6848, 388120), (7936, 334910), (8560, 310496), (9703, 273920), (9920, 267928), (10016, 265360), (12520, 212288), (13268, 200320), (13696, 194060), (15872, 167455), (16585, 160256), (17120, 155248), (19406, 136960), (19840, 133964), (20032, 132680), (25040, 106144), (26536, 100160), (27392, 97030), (33170, 80128), (33491, 79360), (34240, 77624), (38812, 68480), (39680, 66982), (40064, 66340), (48515, 54784), (50080, 53072)]