1215597200

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{521}}^1$

素因数の和:865

約数の個数: 120

約数和(自身を含む): 3090114720

約数和(自身を除く): 1874517520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 307, 380, 400, 475, 521, 614, 760, 950, 1042, 1228, 1520, 1535, 1900, 2084, 2456, 2605, 3070, 3800, 4168, 4912, 5210, 5833, 6140, 7600, 7675, 8336, 9899, 10420, 11666, 12280, 13025, 15350, 19798, 20840, 23332, 24560, 26050, 29165, 30700, 39596, 41680, 46664, 49495, 52100, 58330, 61400, 79192, 93328, 98990, 104200, 116660, 122800, 145825, 158384, 159947, 197980, 208400, 233320, 247475, 291650, 319894, 395960, 466640, 494950, 583300, 639788, 791920, 799735, 989900, 1166600, 1279576, 1599470, 1979800, 2333200, 2559152, 3038993, 3198940, 3959600, 3998675, 6077986, 6397880, 7997350, 12155972, 12795760, 15194965, 15994700, 24311944, 30389930, 31989400, 48623888, 60779860, 63978800, 75974825, 121559720, 151949650, 243119440, 303899300, 607798600, 1215597200]

約数ペア:

[(1, 1215597200), (2, 607798600), (4, 303899300), (5, 243119440), (8, 151949650), (10, 121559720), (16, 75974825), (19, 63978800), (20, 60779860), (25, 48623888), (38, 31989400), (40, 30389930), (50, 24311944), (76, 15994700), (80, 15194965), (95, 12795760), (100, 12155972), (152, 7997350), (190, 6397880), (200, 6077986), (304, 3998675), (307, 3959600), (380, 3198940), (400, 3038993), (475, 2559152), (521, 2333200), (614, 1979800), (760, 1599470), (950, 1279576), (1042, 1166600), (1228, 989900), (1520, 799735), (1535, 791920), (1900, 639788), (2084, 583300), (2456, 494950), (2605, 466640), (3070, 395960), (3800, 319894), (4168, 291650), (4912, 247475), (5210, 233320), (5833, 208400), (6140, 197980), (7600, 159947), (7675, 158384), (8336, 145825), (9899, 122800), (10420, 116660), (11666, 104200), (12280, 98990), (13025, 93328), (15350, 79192), (19798, 61400), (20840, 58330), (23332, 52100), (24560, 49495), (26050, 46664), (29165, 41680), (30700, 39596)]