506673920

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^2$

素因数の和:278

約数の個数: 108

約数和(自身を含む): 1263976896

約数和(自身を除く): 757302976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 113, 124, 128, 155, 160, 226, 248, 256, 310, 320, 452, 496, 565, 620, 640, 904, 992, 1130, 1240, 1280, 1808, 1984, 2260, 2480, 3503, 3616, 3968, 4520, 4960, 7006, 7232, 7936, 9040, 9920, 12769, 14012, 14464, 17515, 18080, 19840, 25538, 28024, 28928, 35030, 36160, 39680, 51076, 56048, 63845, 70060, 72320, 102152, 112096, 127690, 140120, 144640, 204304, 224192, 255380, 280240, 395839, 408608, 448384, 510760, 560480, 791678, 817216, 896768, 1021520, 1120960, 1583356, 1634432, 1979195, 2043040, 2241920, 3166712, 3268864, 3958390, 4086080, 4483840, 6333424, 7916780, 8172160, 12666848, 15833560, 16344320, 25333696, 31667120, 50667392, 63334240, 101334784, 126668480, 253336960, 506673920]

約数ペア:

[(1, 506673920), (2, 253336960), (4, 126668480), (5, 101334784), (8, 63334240), (10, 50667392), (16, 31667120), (20, 25333696), (31, 16344320), (32, 15833560), (40, 12666848), (62, 8172160), (64, 7916780), (80, 6333424), (113, 4483840), (124, 4086080), (128, 3958390), (155, 3268864), (160, 3166712), (226, 2241920), (248, 2043040), (256, 1979195), (310, 1634432), (320, 1583356), (452, 1120960), (496, 1021520), (565, 896768), (620, 817216), (640, 791678), (904, 560480), (992, 510760), (1130, 448384), (1240, 408608), (1280, 395839), (1808, 280240), (1984, 255380), (2260, 224192), (2480, 204304), (3503, 144640), (3616, 140120), (3968, 127690), (4520, 112096), (4960, 102152), (7006, 72320), (7232, 70060), (7936, 63845), (9040, 56048), (9920, 51076), (12769, 39680), (14012, 36160), (14464, 35030), (17515, 28928), (18080, 28024), (19840, 25538)]