31134540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{881}}^1$

素因数の和:943

約数の個数: 96

約数和(自身を含む): 94832640

約数和(自身を除く): 63698100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 31, 38, 57, 60, 62, 76, 93, 95, 114, 124, 155, 186, 190, 228, 285, 310, 372, 380, 465, 570, 589, 620, 881, 930, 1140, 1178, 1762, 1767, 1860, 2356, 2643, 2945, 3524, 3534, 4405, 5286, 5890, 7068, 8810, 8835, 10572, 11780, 13215, 16739, 17620, 17670, 26430, 27311, 33478, 35340, 50217, 52860, 54622, 66956, 81933, 83695, 100434, 109244, 136555, 163866, 167390, 200868, 251085, 273110, 327732, 334780, 409665, 502170, 518909, 546220, 819330, 1004340, 1037818, 1556727, 1638660, 2075636, 2594545, 3113454, 5189090, 6226908, 7783635, 10378180, 15567270, 31134540]

約数ペア:

[(1, 31134540), (2, 15567270), (3, 10378180), (4, 7783635), (5, 6226908), (6, 5189090), (10, 3113454), (12, 2594545), (15, 2075636), (19, 1638660), (20, 1556727), (30, 1037818), (31, 1004340), (38, 819330), (57, 546220), (60, 518909), (62, 502170), (76, 409665), (93, 334780), (95, 327732), (114, 273110), (124, 251085), (155, 200868), (186, 167390), (190, 163866), (228, 136555), (285, 109244), (310, 100434), (372, 83695), (380, 81933), (465, 66956), (570, 54622), (589, 52860), (620, 50217), (881, 35340), (930, 33478), (1140, 27311), (1178, 26430), (1762, 17670), (1767, 17620), (1860, 16739), (2356, 13215), (2643, 11780), (2945, 10572), (3524, 8835), (3534, 8810), (4405, 7068), (5286, 5890)]