209878200

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{16657}}^1$

素因数の和:16686

約数の個数: 144

約数和(自身を含む): 805580880

約数和(自身を除く): 595702680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 126, 140, 150, 168, 175, 180, 200, 210, 225, 252, 280, 300, 315, 350, 360, 420, 450, 504, 525, 600, 630, 700, 840, 900, 1050, 1260, 1400, 1575, 1800, 2100, 2520, 3150, 4200, 6300, 12600, 16657, 33314, 49971, 66628, 83285, 99942, 116599, 133256, 149913, 166570, 199884, 233198, 249855, 299826, 333140, 349797, 399768, 416425, 466396, 499710, 582995, 599652, 666280, 699594, 749565, 832850, 932792, 999420, 1049391, 1165990, 1199304, 1249275, 1399188, 1499130, 1665700, 1748985, 1998840, 2098782, 2331980, 2498550, 2798376, 2914975, 2998260, 3331400, 3497970, 3747825, 4197564, 4663960, 4997100, 5246955, 5829950, 5996520, 6995940, 7495650, 8395128, 8744925, 9994200, 10493910, 11659900, 13991880, 14991300, 17489850, 20987820, 23319800, 26234775, 29982600, 34979700, 41975640, 52469550, 69959400, 104939100, 209878200]

約数ペア:

[(1, 209878200), (2, 104939100), (3, 69959400), (4, 52469550), (5, 41975640), (6, 34979700), (7, 29982600), (8, 26234775), (9, 23319800), (10, 20987820), (12, 17489850), (14, 14991300), (15, 13991880), (18, 11659900), (20, 10493910), (21, 9994200), (24, 8744925), (25, 8395128), (28, 7495650), (30, 6995940), (35, 5996520), (36, 5829950), (40, 5246955), (42, 4997100), (45, 4663960), (50, 4197564), (56, 3747825), (60, 3497970), (63, 3331400), (70, 2998260), (72, 2914975), (75, 2798376), (84, 2498550), (90, 2331980), (100, 2098782), (105, 1998840), (120, 1748985), (126, 1665700), (140, 1499130), (150, 1399188), (168, 1249275), (175, 1199304), (180, 1165990), (200, 1049391), (210, 999420), (225, 932792), (252, 832850), (280, 749565), (300, 699594), (315, 666280), (350, 599652), (360, 582995), (420, 499710), (450, 466396), (504, 416425), (525, 399768), (600, 349797), (630, 333140), (700, 299826), (840, 249855), (900, 233198), (1050, 199884), (1260, 166570), (1400, 149913), (1575, 133256), (1800, 116599), (2100, 99942), (2520, 83285), (3150, 66628), (4200, 49971), (6300, 33314), (12600, 16657)]