149281000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:404

約数の個数: 128

約数和(自身を含む): 391547520

約数和(自身を除く): 242266520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 41, 44, 50, 55, 82, 88, 100, 110, 125, 164, 200, 205, 220, 250, 275, 328, 331, 410, 440, 451, 500, 550, 662, 820, 902, 1000, 1025, 1100, 1324, 1375, 1640, 1655, 1804, 2050, 2200, 2255, 2648, 2750, 3310, 3608, 3641, 4100, 4510, 5125, 5500, 6620, 7282, 8200, 8275, 9020, 10250, 11000, 11275, 13240, 13571, 14564, 16550, 18040, 18205, 20500, 22550, 27142, 29128, 33100, 36410, 41000, 41375, 45100, 54284, 56375, 66200, 67855, 72820, 82750, 90200, 91025, 108568, 112750, 135710, 145640, 149281, 165500, 182050, 225500, 271420, 298562, 331000, 339275, 364100, 451000, 455125, 542840, 597124, 678550, 728200, 746405, 910250, 1194248, 1357100, 1492810, 1696375, 1820500, 2714200, 2985620, 3392750, 3641000, 3732025, 5971240, 6785500, 7464050, 13571000, 14928100, 18660125, 29856200, 37320250, 74640500, 149281000]

約数ペア:

[(1, 149281000), (2, 74640500), (4, 37320250), (5, 29856200), (8, 18660125), (10, 14928100), (11, 13571000), (20, 7464050), (22, 6785500), (25, 5971240), (40, 3732025), (41, 3641000), (44, 3392750), (50, 2985620), (55, 2714200), (82, 1820500), (88, 1696375), (100, 1492810), (110, 1357100), (125, 1194248), (164, 910250), (200, 746405), (205, 728200), (220, 678550), (250, 597124), (275, 542840), (328, 455125), (331, 451000), (410, 364100), (440, 339275), (451, 331000), (500, 298562), (550, 271420), (662, 225500), (820, 182050), (902, 165500), (1000, 149281), (1025, 145640), (1100, 135710), (1324, 112750), (1375, 108568), (1640, 91025), (1655, 90200), (1804, 82750), (2050, 72820), (2200, 67855), (2255, 66200), (2648, 56375), (2750, 54284), (3310, 45100), (3608, 41375), (3641, 41000), (4100, 36410), (4510, 33100), (5125, 29128), (5500, 27142), (6620, 22550), (7282, 20500), (8200, 18205), (8275, 18040), (9020, 16550), (10250, 14564), (11000, 13571), (11275, 13240)]