64735920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1913}}^1$

素因数の和:1979

約数の個数: 120

約数和(自身を含む): 222146496

約数和(自身を除く): 157410576

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 120, 141, 144, 180, 188, 235, 240, 282, 360, 376, 423, 470, 564, 705, 720, 752, 846, 940, 1128, 1410, 1692, 1880, 1913, 2115, 2256, 2820, 3384, 3760, 3826, 4230, 5640, 5739, 6768, 7652, 8460, 9565, 11280, 11478, 15304, 16920, 17217, 19130, 22956, 28695, 30608, 33840, 34434, 38260, 45912, 57390, 68868, 76520, 86085, 89911, 91824, 114780, 137736, 153040, 172170, 179822, 229560, 269733, 275472, 344340, 359644, 449555, 459120, 539466, 688680, 719288, 809199, 899110, 1078932, 1348665, 1377360, 1438576, 1618398, 1798220, 2157864, 2697330, 3236796, 3596440, 4045995, 4315728, 5394660, 6473592, 7192880, 8091990, 10789320, 12947184, 16183980, 21578640, 32367960, 64735920]

約数ペア:

[(1, 64735920), (2, 32367960), (3, 21578640), (4, 16183980), (5, 12947184), (6, 10789320), (8, 8091990), (9, 7192880), (10, 6473592), (12, 5394660), (15, 4315728), (16, 4045995), (18, 3596440), (20, 3236796), (24, 2697330), (30, 2157864), (36, 1798220), (40, 1618398), (45, 1438576), (47, 1377360), (48, 1348665), (60, 1078932), (72, 899110), (80, 809199), (90, 719288), (94, 688680), (120, 539466), (141, 459120), (144, 449555), (180, 359644), (188, 344340), (235, 275472), (240, 269733), (282, 229560), (360, 179822), (376, 172170), (423, 153040), (470, 137736), (564, 114780), (705, 91824), (720, 89911), (752, 86085), (846, 76520), (940, 68868), (1128, 57390), (1410, 45912), (1692, 38260), (1880, 34434), (1913, 33840), (2115, 30608), (2256, 28695), (2820, 22956), (3384, 19130), (3760, 17217), (3826, 16920), (4230, 15304), (5640, 11478), (5739, 11280), (6768, 9565), (7652, 8460)]