31114400

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:151

約数の個数: 144

約数和(自身を含む): 84369600

約数和(自身を除く): 53255200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 25, 32, 38, 40, 46, 50, 76, 80, 89, 92, 95, 100, 115, 152, 160, 178, 184, 190, 200, 230, 304, 356, 368, 380, 400, 437, 445, 460, 475, 575, 608, 712, 736, 760, 800, 874, 890, 920, 950, 1150, 1424, 1520, 1691, 1748, 1780, 1840, 1900, 2047, 2185, 2225, 2300, 2848, 3040, 3382, 3496, 3560, 3680, 3800, 4094, 4370, 4450, 4600, 6764, 6992, 7120, 7600, 8188, 8455, 8740, 8900, 9200, 10235, 10925, 13528, 13984, 14240, 15200, 16376, 16910, 17480, 17800, 18400, 20470, 21850, 27056, 32752, 33820, 34960, 35600, 38893, 40940, 42275, 43700, 51175, 54112, 65504, 67640, 69920, 71200, 77786, 81880, 84550, 87400, 102350, 135280, 155572, 163760, 169100, 174800, 194465, 204700, 270560, 311144, 327520, 338200, 349600, 388930, 409400, 622288, 676400, 777860, 818800, 972325, 1244576, 1352800, 1555720, 1637600, 1944650, 3111440, 3889300, 6222880, 7778600, 15557200, 31114400]

約数ペア:

[(1, 31114400), (2, 15557200), (4, 7778600), (5, 6222880), (8, 3889300), (10, 3111440), (16, 1944650), (19, 1637600), (20, 1555720), (23, 1352800), (25, 1244576), (32, 972325), (38, 818800), (40, 777860), (46, 676400), (50, 622288), (76, 409400), (80, 388930), (89, 349600), (92, 338200), (95, 327520), (100, 311144), (115, 270560), (152, 204700), (160, 194465), (178, 174800), (184, 169100), (190, 163760), (200, 155572), (230, 135280), (304, 102350), (356, 87400), (368, 84550), (380, 81880), (400, 77786), (437, 71200), (445, 69920), (460, 67640), (475, 65504), (575, 54112), (608, 51175), (712, 43700), (736, 42275), (760, 40940), (800, 38893), (874, 35600), (890, 34960), (920, 33820), (950, 32752), (1150, 27056), (1424, 21850), (1520, 20470), (1691, 18400), (1748, 17800), (1780, 17480), (1840, 16910), (1900, 16376), (2047, 15200), (2185, 14240), (2225, 13984), (2300, 13528), (2848, 10925), (3040, 10235), (3382, 9200), (3496, 8900), (3560, 8740), (3680, 8455), (3800, 8188), (4094, 7600), (4370, 7120), (4450, 6992), (4600, 6764)]