81839700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1783}}^1$

素因数の和:1823

約数の個数: 144

約数和(自身を含む): 278732160

約数和(自身を除く): 196892460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 27, 30, 34, 36, 45, 50, 51, 54, 60, 68, 75, 85, 90, 100, 102, 108, 135, 150, 153, 170, 180, 204, 225, 255, 270, 300, 306, 340, 425, 450, 459, 510, 540, 612, 675, 765, 850, 900, 918, 1020, 1275, 1350, 1530, 1700, 1783, 1836, 2295, 2550, 2700, 3060, 3566, 3825, 4590, 5100, 5349, 7132, 7650, 8915, 9180, 10698, 11475, 15300, 16047, 17830, 21396, 22950, 26745, 30311, 32094, 35660, 44575, 45900, 48141, 53490, 60622, 64188, 80235, 89150, 90933, 96282, 106980, 121244, 133725, 151555, 160470, 178300, 181866, 192564, 240705, 267450, 272799, 303110, 320940, 363732, 401175, 454665, 481410, 534900, 545598, 606220, 757775, 802350, 818397, 909330, 962820, 1091196, 1203525, 1363995, 1515550, 1604700, 1636794, 1818660, 2273325, 2407050, 2727990, 3031100, 3273588, 4091985, 4546650, 4814100, 5455980, 6819975, 8183970, 9093300, 13639950, 16367940, 20459925, 27279900, 40919850, 81839700]

約数ペア:

[(1, 81839700), (2, 40919850), (3, 27279900), (4, 20459925), (5, 16367940), (6, 13639950), (9, 9093300), (10, 8183970), (12, 6819975), (15, 5455980), (17, 4814100), (18, 4546650), (20, 4091985), (25, 3273588), (27, 3031100), (30, 2727990), (34, 2407050), (36, 2273325), (45, 1818660), (50, 1636794), (51, 1604700), (54, 1515550), (60, 1363995), (68, 1203525), (75, 1091196), (85, 962820), (90, 909330), (100, 818397), (102, 802350), (108, 757775), (135, 606220), (150, 545598), (153, 534900), (170, 481410), (180, 454665), (204, 401175), (225, 363732), (255, 320940), (270, 303110), (300, 272799), (306, 267450), (340, 240705), (425, 192564), (450, 181866), (459, 178300), (510, 160470), (540, 151555), (612, 133725), (675, 121244), (765, 106980), (850, 96282), (900, 90933), (918, 89150), (1020, 80235), (1275, 64188), (1350, 60622), (1530, 53490), (1700, 48141), (1783, 45900), (1836, 44575), (2295, 35660), (2550, 32094), (2700, 30311), (3060, 26745), (3566, 22950), (3825, 21396), (4590, 17830), (5100, 16047), (5349, 15300), (7132, 11475), (7650, 10698), (8915, 9180)]