28200900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1033}}^1$

素因数の和:1070

約数の個数: 144

約数和(自身を含む): 100521344

約数和(自身を除く): 72320444

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 65, 70, 75, 78, 84, 91, 100, 105, 130, 140, 150, 156, 175, 182, 195, 210, 260, 273, 300, 325, 350, 364, 390, 420, 455, 525, 546, 650, 700, 780, 910, 975, 1033, 1050, 1092, 1300, 1365, 1820, 1950, 2066, 2100, 2275, 2730, 3099, 3900, 4132, 4550, 5165, 5460, 6198, 6825, 7231, 9100, 10330, 12396, 13429, 13650, 14462, 15495, 20660, 21693, 25825, 26858, 27300, 28924, 30990, 36155, 40287, 43386, 51650, 53716, 61980, 67145, 72310, 77475, 80574, 86772, 94003, 103300, 108465, 134290, 144620, 154950, 161148, 180775, 188006, 201435, 216930, 268580, 282009, 309900, 335725, 361550, 376012, 402870, 433860, 470015, 542325, 564018, 671450, 723100, 805740, 940030, 1007175, 1084650, 1128036, 1342900, 1410045, 1880060, 2014350, 2169300, 2350075, 2820090, 4028700, 4700150, 5640180, 7050225, 9400300, 14100450, 28200900]

約数ペア:

[(1, 28200900), (2, 14100450), (3, 9400300), (4, 7050225), (5, 5640180), (6, 4700150), (7, 4028700), (10, 2820090), (12, 2350075), (13, 2169300), (14, 2014350), (15, 1880060), (20, 1410045), (21, 1342900), (25, 1128036), (26, 1084650), (28, 1007175), (30, 940030), (35, 805740), (39, 723100), (42, 671450), (50, 564018), (52, 542325), (60, 470015), (65, 433860), (70, 402870), (75, 376012), (78, 361550), (84, 335725), (91, 309900), (100, 282009), (105, 268580), (130, 216930), (140, 201435), (150, 188006), (156, 180775), (175, 161148), (182, 154950), (195, 144620), (210, 134290), (260, 108465), (273, 103300), (300, 94003), (325, 86772), (350, 80574), (364, 77475), (390, 72310), (420, 67145), (455, 61980), (525, 53716), (546, 51650), (650, 43386), (700, 40287), (780, 36155), (910, 30990), (975, 28924), (1033, 27300), (1050, 26858), (1092, 25825), (1300, 21693), (1365, 20660), (1820, 15495), (1950, 14462), (2066, 13650), (2100, 13429), (2275, 12396), (2730, 10330), (3099, 9100), (3900, 7231), (4132, 6825), (4550, 6198), (5165, 5460)]