204925170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 537477120

約数和(自身を除く): 332551950

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 47, 69, 71, 89, 94, 115, 138, 141, 142, 178, 213, 230, 235, 267, 282, 345, 355, 426, 445, 470, 534, 690, 705, 710, 890, 1065, 1081, 1335, 1410, 1633, 2047, 2130, 2162, 2670, 3243, 3266, 3337, 4094, 4183, 4899, 5405, 6141, 6319, 6486, 6674, 8165, 8366, 9798, 10011, 10235, 10810, 12282, 12549, 12638, 16215, 16330, 16685, 18957, 20022, 20470, 20915, 24495, 25098, 30705, 31595, 32430, 33370, 37914, 41830, 48990, 50055, 61410, 62745, 63190, 76751, 94785, 96209, 100110, 125490, 145337, 153502, 189570, 192418, 230253, 288627, 290674, 296993, 383755, 436011, 460506, 481045, 577254, 593986, 726685, 767510, 872022, 890979, 962090, 1151265, 1443135, 1453370, 1484965, 1781958, 2180055, 2302530, 2886270, 2969930, 4360110, 4454895, 6830839, 8909790, 13661678, 20492517, 34154195, 40985034, 68308390, 102462585, 204925170]

約数ペア:

[(1, 204925170), (2, 102462585), (3, 68308390), (5, 40985034), (6, 34154195), (10, 20492517), (15, 13661678), (23, 8909790), (30, 6830839), (46, 4454895), (47, 4360110), (69, 2969930), (71, 2886270), (89, 2302530), (94, 2180055), (115, 1781958), (138, 1484965), (141, 1453370), (142, 1443135), (178, 1151265), (213, 962090), (230, 890979), (235, 872022), (267, 767510), (282, 726685), (345, 593986), (355, 577254), (426, 481045), (445, 460506), (470, 436011), (534, 383755), (690, 296993), (705, 290674), (710, 288627), (890, 230253), (1065, 192418), (1081, 189570), (1335, 153502), (1410, 145337), (1633, 125490), (2047, 100110), (2130, 96209), (2162, 94785), (2670, 76751), (3243, 63190), (3266, 62745), (3337, 61410), (4094, 50055), (4183, 48990), (4899, 41830), (5405, 37914), (6141, 33370), (6319, 32430), (6486, 31595), (6674, 30705), (8165, 25098), (8366, 24495), (9798, 20915), (10011, 20470), (10235, 20022), (10810, 18957), (12282, 16685), (12549, 16330), (12638, 16215)]