28513590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:211

約数の個数: 128

約数和(自身を含む): 85017600

約数和(自身を除く): 56504010

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 49, 51, 70, 85, 98, 102, 105, 119, 147, 163, 170, 210, 238, 245, 255, 294, 326, 343, 357, 489, 490, 510, 595, 686, 714, 735, 815, 833, 978, 1029, 1141, 1190, 1470, 1630, 1666, 1715, 1785, 2058, 2282, 2445, 2499, 2771, 3423, 3430, 3570, 4165, 4890, 4998, 5145, 5542, 5705, 5831, 6846, 7987, 8313, 8330, 10290, 11410, 11662, 12495, 13855, 15974, 16626, 17115, 17493, 19397, 23961, 24990, 27710, 29155, 34230, 34986, 38794, 39935, 41565, 47922, 55909, 58191, 58310, 79870, 83130, 87465, 96985, 111818, 116382, 119805, 135779, 167727, 174930, 193970, 239610, 271558, 279545, 290955, 335454, 407337, 559090, 581910, 678895, 814674, 838635, 950453, 1357790, 1677270, 1900906, 2036685, 2851359, 4073370, 4752265, 5702718, 9504530, 14256795, 28513590]

約数ペア:

[(1, 28513590), (2, 14256795), (3, 9504530), (5, 5702718), (6, 4752265), (7, 4073370), (10, 2851359), (14, 2036685), (15, 1900906), (17, 1677270), (21, 1357790), (30, 950453), (34, 838635), (35, 814674), (42, 678895), (49, 581910), (51, 559090), (70, 407337), (85, 335454), (98, 290955), (102, 279545), (105, 271558), (119, 239610), (147, 193970), (163, 174930), (170, 167727), (210, 135779), (238, 119805), (245, 116382), (255, 111818), (294, 96985), (326, 87465), (343, 83130), (357, 79870), (489, 58310), (490, 58191), (510, 55909), (595, 47922), (686, 41565), (714, 39935), (735, 38794), (815, 34986), (833, 34230), (978, 29155), (1029, 27710), (1141, 24990), (1190, 23961), (1470, 19397), (1630, 17493), (1666, 17115), (1715, 16626), (1785, 15974), (2058, 13855), (2282, 12495), (2445, 11662), (2499, 11410), (2771, 10290), (3423, 8330), (3430, 8313), (3570, 7987), (4165, 6846), (4890, 5831), (4998, 5705), (5145, 5542)]