308333440

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15541}}^1$

素因数の和:15591

約数の個数: 64

約数和(自身を含む): 760936320

約数和(自身を除く): 452602880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 15541, 19840, 31082, 62164, 77705, 124328, 155410, 248656, 310820, 481771, 497312, 621640, 963542, 994624, 1243280, 1927084, 1989248, 2408855, 2486560, 3854168, 4817710, 4973120, 7708336, 9635420, 9946240, 15416672, 19270840, 30833344, 38541680, 61666688, 77083360, 154166720, 308333440]

約数ペア:

[(1, 308333440), (2, 154166720), (4, 77083360), (5, 61666688), (8, 38541680), (10, 30833344), (16, 19270840), (20, 15416672), (31, 9946240), (32, 9635420), (40, 7708336), (62, 4973120), (64, 4817710), (80, 3854168), (124, 2486560), (128, 2408855), (155, 1989248), (160, 1927084), (248, 1243280), (310, 994624), (320, 963542), (496, 621640), (620, 497312), (640, 481771), (992, 310820), (1240, 248656), (1984, 155410), (2480, 124328), (3968, 77705), (4960, 62164), (9920, 31082), (15541, 19840)]