641572128

素因数分解:

$2^5\times 3^2\times {\mathrm{599}}^1\times {\mathrm{3719}}^1$

素因数の和:4334

約数の個数: 72

約数和(自身を含む): 1828008000

約数和(自身を除く): 1186435872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 599, 1198, 1797, 2396, 3594, 3719, 4792, 5391, 7188, 7438, 9584, 10782, 11157, 14376, 14876, 19168, 21564, 22314, 28752, 29752, 33471, 43128, 44628, 57504, 59504, 66942, 86256, 89256, 119008, 133884, 172512, 178512, 267768, 357024, 535536, 1071072, 2227681, 4455362, 6683043, 8910724, 13366086, 17821448, 20049129, 26732172, 35642896, 40098258, 53464344, 71285792, 80196516, 106928688, 160393032, 213857376, 320786064, 641572128]

約数ペア:

[(1, 641572128), (2, 320786064), (3, 213857376), (4, 160393032), (6, 106928688), (8, 80196516), (9, 71285792), (12, 53464344), (16, 40098258), (18, 35642896), (24, 26732172), (32, 20049129), (36, 17821448), (48, 13366086), (72, 8910724), (96, 6683043), (144, 4455362), (288, 2227681), (599, 1071072), (1198, 535536), (1797, 357024), (2396, 267768), (3594, 178512), (3719, 172512), (4792, 133884), (5391, 119008), (7188, 89256), (7438, 86256), (9584, 66942), (10782, 59504), (11157, 57504), (14376, 44628), (14876, 43128), (19168, 33471), (21564, 29752), (22314, 28752)]