31323180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:184

約数の個数: 192

約数和(自身を含む): 109734912

約数和(自身を除く): 78411732

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 41, 42, 51, 60, 68, 70, 82, 84, 85, 102, 105, 107, 119, 123, 140, 164, 170, 204, 205, 210, 214, 238, 246, 255, 287, 321, 340, 357, 410, 420, 428, 476, 492, 510, 535, 574, 595, 615, 642, 697, 714, 749, 820, 861, 1020, 1070, 1148, 1190, 1230, 1284, 1394, 1428, 1435, 1498, 1605, 1722, 1785, 1819, 2091, 2140, 2247, 2380, 2460, 2788, 2870, 2996, 3210, 3444, 3485, 3570, 3638, 3745, 4182, 4305, 4387, 4494, 4879, 5457, 5740, 6420, 6970, 7140, 7276, 7490, 8364, 8610, 8774, 8988, 9095, 9758, 10455, 10914, 11235, 12733, 13161, 13940, 14637, 14980, 17220, 17548, 18190, 19516, 20910, 21828, 21935, 22470, 24395, 25466, 26322, 27285, 29274, 30709, 36380, 38199, 41820, 43870, 44940, 48790, 50932, 52644, 54570, 58548, 61418, 63665, 65805, 73185, 74579, 76398, 87740, 92127, 97580, 109140, 122836, 127330, 131610, 146370, 149158, 152796, 153545, 184254, 190995, 223737, 254660, 263220, 292740, 298316, 307090, 368508, 372895, 381990, 447474, 460635, 522053, 614180, 745790, 763980, 894948, 921270, 1044106, 1118685, 1491580, 1566159, 1842540, 2088212, 2237370, 2610265, 3132318, 4474740, 5220530, 6264636, 7830795, 10441060, 15661590, 31323180]

約数ペア:

[(1, 31323180), (2, 15661590), (3, 10441060), (4, 7830795), (5, 6264636), (6, 5220530), (7, 4474740), (10, 3132318), (12, 2610265), (14, 2237370), (15, 2088212), (17, 1842540), (20, 1566159), (21, 1491580), (28, 1118685), (30, 1044106), (34, 921270), (35, 894948), (41, 763980), (42, 745790), (51, 614180), (60, 522053), (68, 460635), (70, 447474), (82, 381990), (84, 372895), (85, 368508), (102, 307090), (105, 298316), (107, 292740), (119, 263220), (123, 254660), (140, 223737), (164, 190995), (170, 184254), (204, 153545), (205, 152796), (210, 149158), (214, 146370), (238, 131610), (246, 127330), (255, 122836), (287, 109140), (321, 97580), (340, 92127), (357, 87740), (410, 76398), (420, 74579), (428, 73185), (476, 65805), (492, 63665), (510, 61418), (535, 58548), (574, 54570), (595, 52644), (615, 50932), (642, 48790), (697, 44940), (714, 43870), (749, 41820), (820, 38199), (861, 36380), (1020, 30709), (1070, 29274), (1148, 27285), (1190, 26322), (1230, 25466), (1284, 24395), (1394, 22470), (1428, 21935), (1435, 21828), (1498, 20910), (1605, 19516), (1722, 18190), (1785, 17548), (1819, 17220), (2091, 14980), (2140, 14637), (2247, 13940), (2380, 13161), (2460, 12733), (2788, 11235), (2870, 10914), (2996, 10455), (3210, 9758), (3444, 9095), (3485, 8988), (3570, 8774), (3638, 8610), (3745, 8364), (4182, 7490), (4305, 7276), (4387, 7140), (4494, 6970), (4879, 6420), (5457, 5740)]