201640316560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2174723}}^1$

素因数の和:2174816

約数の個数: 80

約数和(自身を含む): 501578343360

約数和(自身を除く): 299938026800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 61, 76, 80, 95, 122, 152, 190, 244, 304, 305, 380, 488, 610, 760, 976, 1159, 1220, 1520, 2318, 2440, 4636, 4880, 5795, 9272, 11590, 18544, 23180, 46360, 92720, 2174723, 4349446, 8698892, 10873615, 17397784, 21747230, 34795568, 41319737, 43494460, 82639474, 86988920, 132658103, 165278948, 173977840, 206598685, 265316206, 330557896, 413197370, 530632412, 661115792, 663290515, 826394740, 1061264824, 1326581030, 1652789480, 2122529648, 2520503957, 2653162060, 3305578960, 5041007914, 5306324120, 10082015828, 10612648240, 12602519785, 20164031656, 25205039570, 40328063312, 50410079140, 100820158280, 201640316560]

約数ペア:

[(1, 201640316560), (2, 100820158280), (4, 50410079140), (5, 40328063312), (8, 25205039570), (10, 20164031656), (16, 12602519785), (19, 10612648240), (20, 10082015828), (38, 5306324120), (40, 5041007914), (61, 3305578960), (76, 2653162060), (80, 2520503957), (95, 2122529648), (122, 1652789480), (152, 1326581030), (190, 1061264824), (244, 826394740), (304, 663290515), (305, 661115792), (380, 530632412), (488, 413197370), (610, 330557896), (760, 265316206), (976, 206598685), (1159, 173977840), (1220, 165278948), (1520, 132658103), (2318, 86988920), (2440, 82639474), (4636, 43494460), (4880, 41319737), (5795, 34795568), (9272, 21747230), (11590, 17397784), (18544, 10873615), (23180, 8698892), (46360, 4349446), (92720, 2174723)]