636308480

素因数分解:

$2^{10}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:286

約数の個数: 176

約数和(自身を含む): 1666421760

約数和(自身を除く): 1030113280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 190, 211, 248, 256, 304, 310, 320, 380, 422, 496, 512, 589, 608, 620, 640, 760, 844, 992, 1024, 1055, 1178, 1216, 1240, 1280, 1520, 1688, 1984, 2110, 2356, 2432, 2480, 2560, 2945, 3040, 3376, 3968, 4009, 4220, 4712, 4864, 4960, 5120, 5890, 6080, 6541, 6752, 7936, 8018, 8440, 9424, 9728, 9920, 11780, 12160, 13082, 13504, 15872, 16036, 16880, 18848, 19456, 19840, 20045, 23560, 24320, 26164, 27008, 31744, 32072, 32705, 33760, 37696, 39680, 40090, 47120, 48640, 52328, 54016, 64144, 65410, 67520, 75392, 79360, 80180, 94240, 97280, 104656, 108032, 124279, 128288, 130820, 135040, 150784, 158720, 160360, 188480, 209312, 216064, 248558, 256576, 261640, 270080, 301568, 320720, 376960, 418624, 497116, 513152, 523280, 540160, 603136, 621395, 641440, 753920, 837248, 994232, 1026304, 1046560, 1080320, 1242790, 1282880, 1507840, 1674496, 1988464, 2052608, 2093120, 2485580, 2565760, 3015680, 3348992, 3976928, 4105216, 4186240, 4971160, 5131520, 6697984, 7953856, 8372480, 9942320, 10263040, 15907712, 16744960, 19884640, 20526080, 31815424, 33489920, 39769280, 63630848, 79538560, 127261696, 159077120, 318154240, 636308480]

約数ペア:

[(1, 636308480), (2, 318154240), (4, 159077120), (5, 127261696), (8, 79538560), (10, 63630848), (16, 39769280), (19, 33489920), (20, 31815424), (31, 20526080), (32, 19884640), (38, 16744960), (40, 15907712), (62, 10263040), (64, 9942320), (76, 8372480), (80, 7953856), (95, 6697984), (124, 5131520), (128, 4971160), (152, 4186240), (155, 4105216), (160, 3976928), (190, 3348992), (211, 3015680), (248, 2565760), (256, 2485580), (304, 2093120), (310, 2052608), (320, 1988464), (380, 1674496), (422, 1507840), (496, 1282880), (512, 1242790), (589, 1080320), (608, 1046560), (620, 1026304), (640, 994232), (760, 837248), (844, 753920), (992, 641440), (1024, 621395), (1055, 603136), (1178, 540160), (1216, 523280), (1240, 513152), (1280, 497116), (1520, 418624), (1688, 376960), (1984, 320720), (2110, 301568), (2356, 270080), (2432, 261640), (2480, 256576), (2560, 248558), (2945, 216064), (3040, 209312), (3376, 188480), (3968, 160360), (4009, 158720), (4220, 150784), (4712, 135040), (4864, 130820), (4960, 128288), (5120, 124279), (5890, 108032), (6080, 104656), (6541, 97280), (6752, 94240), (7936, 80180), (8018, 79360), (8440, 75392), (9424, 67520), (9728, 65410), (9920, 64144), (11780, 54016), (12160, 52328), (13082, 48640), (13504, 47120), (15872, 40090), (16036, 39680), (16880, 37696), (18848, 33760), (19456, 32705), (19840, 32072), (20045, 31744), (23560, 27008), (24320, 26164)]