19800175320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{617983}}^1$

素因数の和:618089

約数の個数: 96

約数和(自身を含む): 65073715200

約数和(自身を除く): 45273539880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 89, 90, 120, 178, 180, 267, 356, 360, 445, 534, 712, 801, 890, 1068, 1335, 1602, 1780, 2136, 2670, 3204, 3560, 4005, 5340, 6408, 8010, 10680, 16020, 32040, 617983, 1235966, 1853949, 2471932, 3089915, 3707898, 4943864, 5561847, 6179830, 7415796, 9269745, 11123694, 12359660, 14831592, 18539490, 22247388, 24719320, 27809235, 37078980, 44494776, 55000487, 55618470, 74157960, 110000974, 111236940, 165001461, 220001948, 222473880, 275002435, 330002922, 440003896, 495004383, 550004870, 660005844, 825007305, 990008766, 1100009740, 1320011688, 1650014610, 1980017532, 2200019480, 2475021915, 3300029220, 3960035064, 4950043830, 6600058440, 9900087660, 19800175320]

約数ペア:

[(1, 19800175320), (2, 9900087660), (3, 6600058440), (4, 4950043830), (5, 3960035064), (6, 3300029220), (8, 2475021915), (9, 2200019480), (10, 1980017532), (12, 1650014610), (15, 1320011688), (18, 1100009740), (20, 990008766), (24, 825007305), (30, 660005844), (36, 550004870), (40, 495004383), (45, 440003896), (60, 330002922), (72, 275002435), (89, 222473880), (90, 220001948), (120, 165001461), (178, 111236940), (180, 110000974), (267, 74157960), (356, 55618470), (360, 55000487), (445, 44494776), (534, 37078980), (712, 27809235), (801, 24719320), (890, 22247388), (1068, 18539490), (1335, 14831592), (1602, 12359660), (1780, 11123694), (2136, 9269745), (2670, 7415796), (3204, 6179830), (3560, 5561847), (4005, 4943864), (5340, 3707898), (6408, 3089915), (8010, 2471932), (10680, 1853949), (16020, 1235966), (32040, 617983)]