31175010

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:197

約数の個数: 128

約数和(自身を含む): 89856000

約数和(自身を除く): 58680990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 59, 90, 95, 103, 114, 118, 135, 171, 177, 190, 206, 270, 285, 295, 309, 342, 354, 513, 515, 531, 570, 590, 618, 855, 885, 927, 1026, 1030, 1062, 1121, 1545, 1593, 1710, 1770, 1854, 1957, 2242, 2565, 2655, 2781, 3090, 3186, 3363, 3914, 4635, 5130, 5310, 5562, 5605, 5871, 6077, 6726, 7965, 9270, 9785, 10089, 11210, 11742, 12154, 13905, 15930, 16815, 17613, 18231, 19570, 20178, 27810, 29355, 30267, 30385, 33630, 35226, 36462, 50445, 52839, 54693, 58710, 60534, 60770, 88065, 91155, 100890, 105678, 109386, 115463, 151335, 164079, 176130, 182310, 230926, 264195, 273465, 302670, 328158, 346389, 528390, 546930, 577315, 692778, 820395, 1039167, 1154630, 1640790, 1731945, 2078334, 3117501, 3463890, 5195835, 6235002, 10391670, 15587505, 31175010]

約数ペア:

[(1, 31175010), (2, 15587505), (3, 10391670), (5, 6235002), (6, 5195835), (9, 3463890), (10, 3117501), (15, 2078334), (18, 1731945), (19, 1640790), (27, 1154630), (30, 1039167), (38, 820395), (45, 692778), (54, 577315), (57, 546930), (59, 528390), (90, 346389), (95, 328158), (103, 302670), (114, 273465), (118, 264195), (135, 230926), (171, 182310), (177, 176130), (190, 164079), (206, 151335), (270, 115463), (285, 109386), (295, 105678), (309, 100890), (342, 91155), (354, 88065), (513, 60770), (515, 60534), (531, 58710), (570, 54693), (590, 52839), (618, 50445), (855, 36462), (885, 35226), (927, 33630), (1026, 30385), (1030, 30267), (1062, 29355), (1121, 27810), (1545, 20178), (1593, 19570), (1710, 18231), (1770, 17613), (1854, 16815), (1957, 15930), (2242, 13905), (2565, 12154), (2655, 11742), (2781, 11210), (3090, 10089), (3186, 9785), (3363, 9270), (3914, 7965), (4635, 6726), (5130, 6077), (5310, 5871), (5562, 5605)]