21389513600

素因数分解:

$2^7\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73453}}^1$

素因数の和:73497

約数の個数: 192

約数和(自身を含む): 65033233440

約数和(自身を除く): 43643719840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 50, 52, 56, 64, 65, 70, 80, 91, 100, 104, 112, 128, 130, 140, 160, 175, 182, 200, 208, 224, 260, 280, 320, 325, 350, 364, 400, 416, 448, 455, 520, 560, 640, 650, 700, 728, 800, 832, 896, 910, 1040, 1120, 1300, 1400, 1456, 1600, 1664, 1820, 2080, 2240, 2275, 2600, 2800, 2912, 3200, 3640, 4160, 4480, 4550, 5200, 5600, 5824, 7280, 8320, 9100, 10400, 11200, 11648, 14560, 18200, 20800, 22400, 29120, 36400, 41600, 58240, 72800, 73453, 145600, 146906, 291200, 293812, 367265, 514171, 587624, 734530, 954889, 1028342, 1175248, 1469060, 1836325, 1909778, 2056684, 2350496, 2570855, 2938120, 3672650, 3819556, 4113368, 4700992, 4774445, 5141710, 5876240, 6684223, 7345300, 7639112, 8226736, 9401984, 9548890, 10283420, 11752480, 12854275, 13368446, 14690600, 15278224, 16453472, 19097780, 20566840, 23504960, 23872225, 25708550, 26736892, 29381200, 30556448, 32906944, 33421115, 38195560, 41133680, 47009920, 47744450, 51417100, 53473784, 58762400, 61112896, 65813888, 66842230, 76391120, 82267360, 95488900, 102834200, 106947568, 117524800, 122225792, 133684460, 152782240, 164534720, 167105575, 190977800, 205668400, 213895136, 235049600, 267368920, 305564480, 329069440, 334211150, 381955600, 411336800, 427790272, 534737840, 611128960, 668422300, 763911200, 822673600, 855580544, 1069475680, 1336844600, 1527822400, 1645347200, 2138951360, 2673689200, 3055644800, 4277902720, 5347378400, 10694756800, 21389513600]

約数ペア:

[(1, 21389513600), (2, 10694756800), (4, 5347378400), (5, 4277902720), (7, 3055644800), (8, 2673689200), (10, 2138951360), (13, 1645347200), (14, 1527822400), (16, 1336844600), (20, 1069475680), (25, 855580544), (26, 822673600), (28, 763911200), (32, 668422300), (35, 611128960), (40, 534737840), (50, 427790272), (52, 411336800), (56, 381955600), (64, 334211150), (65, 329069440), (70, 305564480), (80, 267368920), (91, 235049600), (100, 213895136), (104, 205668400), (112, 190977800), (128, 167105575), (130, 164534720), (140, 152782240), (160, 133684460), (175, 122225792), (182, 117524800), (200, 106947568), (208, 102834200), (224, 95488900), (260, 82267360), (280, 76391120), (320, 66842230), (325, 65813888), (350, 61112896), (364, 58762400), (400, 53473784), (416, 51417100), (448, 47744450), (455, 47009920), (520, 41133680), (560, 38195560), (640, 33421115), (650, 32906944), (700, 30556448), (728, 29381200), (800, 26736892), (832, 25708550), (896, 23872225), (910, 23504960), (1040, 20566840), (1120, 19097780), (1300, 16453472), (1400, 15278224), (1456, 14690600), (1600, 13368446), (1664, 12854275), (1820, 11752480), (2080, 10283420), (2240, 9548890), (2275, 9401984), (2600, 8226736), (2800, 7639112), (2912, 7345300), (3200, 6684223), (3640, 5876240), (4160, 5141710), (4480, 4774445), (4550, 4700992), (5200, 4113368), (5600, 3819556), (5824, 3672650), (7280, 2938120), (8320, 2570855), (9100, 2350496), (10400, 2056684), (11200, 1909778), (11648, 1836325), (14560, 1469060), (18200, 1175248), (20800, 1028342), (22400, 954889), (29120, 734530), (36400, 587624), (41600, 514171), (58240, 367265), (72800, 293812), (73453, 291200), (145600, 146906)]