156814740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:382

約数の個数: 144

約数和(自身を含む): 496903680

約数和(自身を除く): 340088940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 157, 179, 180, 186, 279, 310, 314, 358, 372, 465, 471, 537, 558, 620, 628, 716, 785, 895, 930, 942, 1074, 1116, 1395, 1413, 1570, 1611, 1790, 1860, 1884, 2148, 2355, 2685, 2790, 2826, 3140, 3222, 3580, 4710, 4867, 5370, 5549, 5580, 5652, 6444, 7065, 8055, 9420, 9734, 10740, 11098, 14130, 14601, 16110, 16647, 19468, 22196, 24335, 27745, 28103, 28260, 29202, 32220, 33294, 43803, 48670, 49941, 55490, 56206, 58404, 66588, 73005, 83235, 84309, 87606, 97340, 99882, 110980, 112412, 140515, 146010, 166470, 168618, 175212, 199764, 219015, 249705, 252927, 281030, 292020, 332940, 337236, 421545, 438030, 499410, 505854, 562060, 843090, 871193, 876060, 998820, 1011708, 1264635, 1686180, 1742386, 2529270, 2613579, 3484772, 4355965, 5058540, 5227158, 7840737, 8711930, 10454316, 13067895, 15681474, 17423860, 26135790, 31362948, 39203685, 52271580, 78407370, 156814740]

約数ペア:

[(1, 156814740), (2, 78407370), (3, 52271580), (4, 39203685), (5, 31362948), (6, 26135790), (9, 17423860), (10, 15681474), (12, 13067895), (15, 10454316), (18, 8711930), (20, 7840737), (30, 5227158), (31, 5058540), (36, 4355965), (45, 3484772), (60, 2613579), (62, 2529270), (90, 1742386), (93, 1686180), (124, 1264635), (155, 1011708), (157, 998820), (179, 876060), (180, 871193), (186, 843090), (279, 562060), (310, 505854), (314, 499410), (358, 438030), (372, 421545), (465, 337236), (471, 332940), (537, 292020), (558, 281030), (620, 252927), (628, 249705), (716, 219015), (785, 199764), (895, 175212), (930, 168618), (942, 166470), (1074, 146010), (1116, 140515), (1395, 112412), (1413, 110980), (1570, 99882), (1611, 97340), (1790, 87606), (1860, 84309), (1884, 83235), (2148, 73005), (2355, 66588), (2685, 58404), (2790, 56206), (2826, 55490), (3140, 49941), (3222, 48670), (3580, 43803), (4710, 33294), (4867, 32220), (5370, 29202), (5549, 28260), (5580, 28103), (5652, 27745), (6444, 24335), (7065, 22196), (8055, 19468), (9420, 16647), (9734, 16110), (10740, 14601), (11098, 14130)]