155271420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{547}}^1$

素因数の和:664

約数の個数: 144

約数和(自身を含む): 502669440

約数和(自身を除く): 347398020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 83, 90, 95, 114, 166, 171, 180, 190, 228, 249, 285, 332, 342, 380, 415, 498, 547, 570, 684, 747, 830, 855, 996, 1094, 1140, 1245, 1494, 1577, 1641, 1660, 1710, 2188, 2490, 2735, 2988, 3154, 3282, 3420, 3735, 4731, 4923, 4980, 5470, 6308, 6564, 7470, 7885, 8205, 9462, 9846, 10393, 10940, 14193, 14940, 15770, 16410, 18924, 19692, 20786, 23655, 24615, 28386, 31179, 31540, 32820, 41572, 45401, 47310, 49230, 51965, 56772, 62358, 70965, 90802, 93537, 94620, 98460, 103930, 124716, 136203, 141930, 155895, 181604, 187074, 207860, 227005, 272406, 283860, 311790, 374148, 408609, 454010, 467685, 544812, 623580, 681015, 817218, 862619, 908020, 935370, 1362030, 1634436, 1725238, 1870740, 2043045, 2587857, 2724060, 3450476, 4086090, 4313095, 5175714, 7763571, 8172180, 8626190, 10351428, 12939285, 15527142, 17252380, 25878570, 31054284, 38817855, 51757140, 77635710, 155271420]

約数ペア:

[(1, 155271420), (2, 77635710), (3, 51757140), (4, 38817855), (5, 31054284), (6, 25878570), (9, 17252380), (10, 15527142), (12, 12939285), (15, 10351428), (18, 8626190), (19, 8172180), (20, 7763571), (30, 5175714), (36, 4313095), (38, 4086090), (45, 3450476), (57, 2724060), (60, 2587857), (76, 2043045), (83, 1870740), (90, 1725238), (95, 1634436), (114, 1362030), (166, 935370), (171, 908020), (180, 862619), (190, 817218), (228, 681015), (249, 623580), (285, 544812), (332, 467685), (342, 454010), (380, 408609), (415, 374148), (498, 311790), (547, 283860), (570, 272406), (684, 227005), (747, 207860), (830, 187074), (855, 181604), (996, 155895), (1094, 141930), (1140, 136203), (1245, 124716), (1494, 103930), (1577, 98460), (1641, 94620), (1660, 93537), (1710, 90802), (2188, 70965), (2490, 62358), (2735, 56772), (2988, 51965), (3154, 49230), (3282, 47310), (3420, 45401), (3735, 41572), (4731, 32820), (4923, 31540), (4980, 31179), (5470, 28386), (6308, 24615), (6564, 23655), (7470, 20786), (7885, 19692), (8205, 18924), (9462, 16410), (9846, 15770), (10393, 14940), (10940, 14193)]