19188900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:152

約数の個数: 180

約数和(自身を含む): 65537472

約数和(自身を除く): 46348572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 25, 27, 30, 36, 45, 46, 50, 54, 60, 69, 75, 81, 90, 92, 100, 103, 108, 115, 135, 138, 150, 162, 180, 206, 207, 225, 230, 270, 276, 300, 309, 324, 345, 405, 412, 414, 450, 460, 515, 540, 575, 618, 621, 675, 690, 810, 828, 900, 927, 1030, 1035, 1150, 1236, 1242, 1350, 1380, 1545, 1620, 1725, 1854, 1863, 2025, 2060, 2070, 2300, 2369, 2484, 2575, 2700, 2781, 3090, 3105, 3450, 3708, 3726, 4050, 4140, 4635, 4738, 5150, 5175, 5562, 6180, 6210, 6900, 7107, 7452, 7725, 8100, 8343, 9270, 9315, 9476, 10300, 10350, 11124, 11845, 12420, 13905, 14214, 15450, 15525, 16686, 18540, 18630, 20700, 21321, 23175, 23690, 27810, 28428, 30900, 31050, 33372, 35535, 37260, 41715, 42642, 46350, 46575, 47380, 55620, 59225, 62100, 63963, 69525, 71070, 83430, 85284, 92700, 93150, 106605, 118450, 127926, 139050, 142140, 166860, 177675, 186300, 191889, 208575, 213210, 236900, 255852, 278100, 319815, 355350, 383778, 417150, 426420, 533025, 639630, 710700, 767556, 834300, 959445, 1066050, 1279260, 1599075, 1918890, 2132100, 3198150, 3837780, 4797225, 6396300, 9594450, 19188900]

約数ペア:

[(1, 19188900), (2, 9594450), (3, 6396300), (4, 4797225), (5, 3837780), (6, 3198150), (9, 2132100), (10, 1918890), (12, 1599075), (15, 1279260), (18, 1066050), (20, 959445), (23, 834300), (25, 767556), (27, 710700), (30, 639630), (36, 533025), (45, 426420), (46, 417150), (50, 383778), (54, 355350), (60, 319815), (69, 278100), (75, 255852), (81, 236900), (90, 213210), (92, 208575), (100, 191889), (103, 186300), (108, 177675), (115, 166860), (135, 142140), (138, 139050), (150, 127926), (162, 118450), (180, 106605), (206, 93150), (207, 92700), (225, 85284), (230, 83430), (270, 71070), (276, 69525), (300, 63963), (309, 62100), (324, 59225), (345, 55620), (405, 47380), (412, 46575), (414, 46350), (450, 42642), (460, 41715), (515, 37260), (540, 35535), (575, 33372), (618, 31050), (621, 30900), (675, 28428), (690, 27810), (810, 23690), (828, 23175), (900, 21321), (927, 20700), (1030, 18630), (1035, 18540), (1150, 16686), (1236, 15525), (1242, 15450), (1350, 14214), (1380, 13905), (1545, 12420), (1620, 11845), (1725, 11124), (1854, 10350), (1863, 10300), (2025, 9476), (2060, 9315), (2070, 9270), (2300, 8343), (2369, 8100), (2484, 7725), (2575, 7452), (2700, 7107), (2781, 6900), (3090, 6210), (3105, 6180), (3450, 5562), (3708, 5175), (3726, 5150), (4050, 4738), (4140, 4635)]