214917740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^2\times {\mathrm{103}}^1$

素因数の和:184

約数の個数: 108

約数和(自身を含む): 510911856

約数和(自身を除く): 295994116

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 103, 170, 190, 206, 289, 323, 340, 361, 380, 412, 515, 578, 646, 722, 1030, 1156, 1292, 1444, 1445, 1615, 1751, 1805, 1957, 2060, 2890, 3230, 3502, 3610, 3914, 5491, 5780, 6137, 6460, 7004, 7220, 7828, 8755, 9785, 10982, 12274, 17510, 19570, 21964, 24548, 27455, 29767, 30685, 33269, 35020, 37183, 39140, 54910, 59534, 61370, 66538, 74366, 104329, 109820, 119068, 122740, 133076, 148732, 148835, 166345, 185915, 208658, 297670, 332690, 371830, 417316, 521645, 565573, 595340, 632111, 665380, 743660, 1043290, 1131146, 1264222, 2086580, 2262292, 2528444, 2827865, 3160555, 5655730, 6321110, 10745887, 11311460, 12642220, 21491774, 42983548, 53729435, 107458870, 214917740]

約数ペア:

[(1, 214917740), (2, 107458870), (4, 53729435), (5, 42983548), (10, 21491774), (17, 12642220), (19, 11311460), (20, 10745887), (34, 6321110), (38, 5655730), (68, 3160555), (76, 2827865), (85, 2528444), (95, 2262292), (103, 2086580), (170, 1264222), (190, 1131146), (206, 1043290), (289, 743660), (323, 665380), (340, 632111), (361, 595340), (380, 565573), (412, 521645), (515, 417316), (578, 371830), (646, 332690), (722, 297670), (1030, 208658), (1156, 185915), (1292, 166345), (1444, 148835), (1445, 148732), (1615, 133076), (1751, 122740), (1805, 119068), (1957, 109820), (2060, 104329), (2890, 74366), (3230, 66538), (3502, 61370), (3610, 59534), (3914, 54910), (5491, 39140), (5780, 37183), (6137, 35020), (6460, 33269), (7004, 30685), (7220, 29767), (7828, 27455), (8755, 24548), (9785, 21964), (10982, 19570), (12274, 17510)]