1659093040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{81971}}^1$

素因数の和:82018

約数の個数: 80

約数和(自身を含む): 4391076096

約数和(自身を除く): 2731983056

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1265, 1840, 2024, 2530, 4048, 5060, 10120, 20240, 81971, 163942, 327884, 409855, 655768, 819710, 901681, 1311536, 1639420, 1803362, 1885333, 3278840, 3606724, 3770666, 4508405, 6557680, 7213448, 7541332, 9016810, 9426665, 14426896, 15082664, 18033620, 18853330, 20738663, 30165328, 36067240, 37706660, 41477326, 72134480, 75413320, 82954652, 103693315, 150826640, 165909304, 207386630, 331818608, 414773260, 829546520, 1659093040]

約数ペア:

[(1, 1659093040), (2, 829546520), (4, 414773260), (5, 331818608), (8, 207386630), (10, 165909304), (11, 150826640), (16, 103693315), (20, 82954652), (22, 75413320), (23, 72134480), (40, 41477326), (44, 37706660), (46, 36067240), (55, 30165328), (80, 20738663), (88, 18853330), (92, 18033620), (110, 15082664), (115, 14426896), (176, 9426665), (184, 9016810), (220, 7541332), (230, 7213448), (253, 6557680), (368, 4508405), (440, 3770666), (460, 3606724), (506, 3278840), (880, 1885333), (920, 1803362), (1012, 1639420), (1265, 1311536), (1840, 901681), (2024, 819710), (2530, 655768), (4048, 409855), (5060, 327884), (10120, 163942), (20240, 81971)]