254985000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:309

約数の個数: 160

約数和(自身を含む): 809740800

約数和(自身を除く): 554755800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 89, 100, 120, 125, 150, 178, 191, 200, 250, 267, 300, 356, 375, 382, 445, 500, 534, 573, 600, 625, 712, 750, 764, 890, 955, 1000, 1068, 1146, 1250, 1335, 1500, 1528, 1780, 1875, 1910, 2136, 2225, 2292, 2500, 2670, 2865, 3000, 3560, 3750, 3820, 4450, 4584, 4775, 5000, 5340, 5730, 6675, 7500, 7640, 8900, 9550, 10680, 11125, 11460, 13350, 14325, 15000, 16999, 17800, 19100, 22250, 22920, 23875, 26700, 28650, 33375, 33998, 38200, 44500, 47750, 50997, 53400, 55625, 57300, 66750, 67996, 71625, 84995, 89000, 95500, 101994, 111250, 114600, 119375, 133500, 135992, 143250, 166875, 169990, 191000, 203988, 222500, 238750, 254985, 267000, 286500, 333750, 339980, 358125, 407976, 424975, 445000, 477500, 509970, 573000, 667500, 679960, 716250, 849950, 955000, 1019940, 1274925, 1335000, 1432500, 1699900, 2039880, 2124875, 2549850, 2865000, 3399800, 4249750, 5099700, 6374625, 8499500, 10199400, 10624375, 12749250, 16999000, 21248750, 25498500, 31873125, 42497500, 50997000, 63746250, 84995000, 127492500, 254985000]

約数ペア:

[(1, 254985000), (2, 127492500), (3, 84995000), (4, 63746250), (5, 50997000), (6, 42497500), (8, 31873125), (10, 25498500), (12, 21248750), (15, 16999000), (20, 12749250), (24, 10624375), (25, 10199400), (30, 8499500), (40, 6374625), (50, 5099700), (60, 4249750), (75, 3399800), (89, 2865000), (100, 2549850), (120, 2124875), (125, 2039880), (150, 1699900), (178, 1432500), (191, 1335000), (200, 1274925), (250, 1019940), (267, 955000), (300, 849950), (356, 716250), (375, 679960), (382, 667500), (445, 573000), (500, 509970), (534, 477500), (573, 445000), (600, 424975), (625, 407976), (712, 358125), (750, 339980), (764, 333750), (890, 286500), (955, 267000), (1000, 254985), (1068, 238750), (1146, 222500), (1250, 203988), (1335, 191000), (1500, 169990), (1528, 166875), (1780, 143250), (1875, 135992), (1910, 133500), (2136, 119375), (2225, 114600), (2292, 111250), (2500, 101994), (2670, 95500), (2865, 89000), (3000, 84995), (3560, 71625), (3750, 67996), (3820, 66750), (4450, 57300), (4584, 55625), (4775, 53400), (5000, 50997), (5340, 47750), (5730, 44500), (6675, 38200), (7500, 33998), (7640, 33375), (8900, 28650), (9550, 26700), (10680, 23875), (11125, 22920), (11460, 22250), (13350, 19100), (14325, 17800), (15000, 16999)]