159395440

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{367}}^1$

素因数の和:530

約数の個数: 80

約数和(自身を含む): 381939840

約数和(自身を除く): 222544400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 89, 122, 178, 244, 305, 356, 367, 445, 488, 610, 712, 734, 890, 976, 1220, 1424, 1468, 1780, 1835, 2440, 2936, 3560, 3670, 4880, 5429, 5872, 7120, 7340, 10858, 14680, 21716, 22387, 27145, 29360, 32663, 43432, 44774, 54290, 65326, 86864, 89548, 108580, 111935, 130652, 163315, 179096, 217160, 223870, 261304, 326630, 358192, 434320, 447740, 522608, 653260, 895480, 1306520, 1790960, 1992443, 2613040, 3984886, 7969772, 9962215, 15939544, 19924430, 31879088, 39848860, 79697720, 159395440]

約数ペア:

[(1, 159395440), (2, 79697720), (4, 39848860), (5, 31879088), (8, 19924430), (10, 15939544), (16, 9962215), (20, 7969772), (40, 3984886), (61, 2613040), (80, 1992443), (89, 1790960), (122, 1306520), (178, 895480), (244, 653260), (305, 522608), (356, 447740), (367, 434320), (445, 358192), (488, 326630), (610, 261304), (712, 223870), (734, 217160), (890, 179096), (976, 163315), (1220, 130652), (1424, 111935), (1468, 108580), (1780, 89548), (1835, 86864), (2440, 65326), (2936, 54290), (3560, 44774), (3670, 43432), (4880, 32663), (5429, 29360), (5872, 27145), (7120, 22387), (7340, 21716), (10858, 14680)]