28428000

素因数分解:

$2^5\times 3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:154

約数の個数: 192

約数和(自身を含む): 98122752

約数和(自身を除く): 69694752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 25, 30, 32, 40, 46, 48, 50, 60, 69, 75, 80, 92, 96, 100, 103, 115, 120, 125, 138, 150, 160, 184, 200, 206, 230, 240, 250, 276, 300, 309, 345, 368, 375, 400, 412, 460, 480, 500, 515, 552, 575, 600, 618, 690, 736, 750, 800, 824, 920, 1000, 1030, 1104, 1150, 1200, 1236, 1380, 1500, 1545, 1648, 1725, 1840, 2000, 2060, 2208, 2300, 2369, 2400, 2472, 2575, 2760, 2875, 3000, 3090, 3296, 3450, 3680, 4000, 4120, 4600, 4738, 4944, 5150, 5520, 5750, 6000, 6180, 6900, 7107, 7725, 8240, 8625, 9200, 9476, 9888, 10300, 11040, 11500, 11845, 12000, 12360, 12875, 13800, 14214, 15450, 16480, 17250, 18400, 18952, 20600, 23000, 23690, 24720, 25750, 27600, 28428, 30900, 34500, 35535, 37904, 38625, 41200, 46000, 47380, 49440, 51500, 55200, 56856, 59225, 61800, 69000, 71070, 75808, 77250, 82400, 92000, 94760, 103000, 113712, 118450, 123600, 138000, 142140, 154500, 177675, 189520, 206000, 227424, 236900, 247200, 276000, 284280, 296125, 309000, 355350, 379040, 412000, 473800, 568560, 592250, 618000, 710700, 888375, 947600, 1137120, 1184500, 1236000, 1421400, 1776750, 1895200, 2369000, 2842800, 3553500, 4738000, 5685600, 7107000, 9476000, 14214000, 28428000]

約数ペア:

[(1, 28428000), (2, 14214000), (3, 9476000), (4, 7107000), (5, 5685600), (6, 4738000), (8, 3553500), (10, 2842800), (12, 2369000), (15, 1895200), (16, 1776750), (20, 1421400), (23, 1236000), (24, 1184500), (25, 1137120), (30, 947600), (32, 888375), (40, 710700), (46, 618000), (48, 592250), (50, 568560), (60, 473800), (69, 412000), (75, 379040), (80, 355350), (92, 309000), (96, 296125), (100, 284280), (103, 276000), (115, 247200), (120, 236900), (125, 227424), (138, 206000), (150, 189520), (160, 177675), (184, 154500), (200, 142140), (206, 138000), (230, 123600), (240, 118450), (250, 113712), (276, 103000), (300, 94760), (309, 92000), (345, 82400), (368, 77250), (375, 75808), (400, 71070), (412, 69000), (460, 61800), (480, 59225), (500, 56856), (515, 55200), (552, 51500), (575, 49440), (600, 47380), (618, 46000), (690, 41200), (736, 38625), (750, 37904), (800, 35535), (824, 34500), (920, 30900), (1000, 28428), (1030, 27600), (1104, 25750), (1150, 24720), (1200, 23690), (1236, 23000), (1380, 20600), (1500, 18952), (1545, 18400), (1648, 17250), (1725, 16480), (1840, 15450), (2000, 14214), (2060, 13800), (2208, 12875), (2300, 12360), (2369, 12000), (2400, 11845), (2472, 11500), (2575, 11040), (2760, 10300), (2875, 9888), (3000, 9476), (3090, 9200), (3296, 8625), (3450, 8240), (3680, 7725), (4000, 7107), (4120, 6900), (4600, 6180), (4738, 6000), (4944, 5750), (5150, 5520)]