28862700

素因数分解:

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

素因数の和:176

約数の個数: 144

約数和(自身を含む): 89994240

約数和(自身を除く): 61131540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 47, 50, 60, 69, 75, 89, 92, 94, 100, 115, 138, 141, 150, 178, 188, 230, 235, 267, 276, 282, 300, 345, 356, 445, 460, 470, 534, 564, 575, 690, 705, 890, 940, 1068, 1081, 1150, 1175, 1335, 1380, 1410, 1725, 1780, 2047, 2162, 2225, 2300, 2350, 2670, 2820, 3243, 3450, 3525, 4094, 4183, 4324, 4450, 4700, 5340, 5405, 6141, 6486, 6675, 6900, 7050, 8188, 8366, 8900, 10235, 10810, 12282, 12549, 12972, 13350, 14100, 16215, 16732, 20470, 20915, 21620, 24564, 25098, 26700, 27025, 30705, 32430, 40940, 41830, 50196, 51175, 54050, 61410, 62745, 64860, 81075, 83660, 96209, 102350, 104575, 108100, 122820, 125490, 153525, 162150, 192418, 204700, 209150, 250980, 288627, 307050, 313725, 324300, 384836, 418300, 481045, 577254, 614100, 627450, 962090, 1154508, 1254900, 1443135, 1924180, 2405225, 2886270, 4810450, 5772540, 7215675, 9620900, 14431350, 28862700]

約数ペア:

[(1, 28862700), (2, 14431350), (3, 9620900), (4, 7215675), (5, 5772540), (6, 4810450), (10, 2886270), (12, 2405225), (15, 1924180), (20, 1443135), (23, 1254900), (25, 1154508), (30, 962090), (46, 627450), (47, 614100), (50, 577254), (60, 481045), (69, 418300), (75, 384836), (89, 324300), (92, 313725), (94, 307050), (100, 288627), (115, 250980), (138, 209150), (141, 204700), (150, 192418), (178, 162150), (188, 153525), (230, 125490), (235, 122820), (267, 108100), (276, 104575), (282, 102350), (300, 96209), (345, 83660), (356, 81075), (445, 64860), (460, 62745), (470, 61410), (534, 54050), (564, 51175), (575, 50196), (690, 41830), (705, 40940), (890, 32430), (940, 30705), (1068, 27025), (1081, 26700), (1150, 25098), (1175, 24564), (1335, 21620), (1380, 20915), (1410, 20470), (1725, 16732), (1780, 16215), (2047, 14100), (2162, 13350), (2225, 12972), (2300, 12549), (2350, 12282), (2670, 10810), (2820, 10235), (3243, 8900), (3450, 8366), (3525, 8188), (4094, 7050), (4183, 6900), (4324, 6675), (4450, 6486), (4700, 6141), (5340, 5405)]