42719250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 124600320

約数和(自身を除く): 81881070

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 79, 103, 105, 125, 150, 158, 175, 206, 210, 237, 250, 309, 350, 375, 395, 474, 515, 525, 553, 618, 721, 750, 790, 875, 1030, 1050, 1106, 1185, 1442, 1545, 1659, 1750, 1975, 2163, 2370, 2575, 2625, 2765, 3090, 3318, 3605, 3950, 4326, 5150, 5250, 5530, 5925, 7210, 7725, 8137, 8295, 9875, 10815, 11850, 12875, 13825, 15450, 16274, 16590, 18025, 19750, 21630, 24411, 25750, 27650, 29625, 36050, 38625, 40685, 41475, 48822, 54075, 56959, 59250, 69125, 77250, 81370, 82950, 90125, 108150, 113918, 122055, 138250, 170877, 180250, 203425, 207375, 244110, 270375, 284795, 341754, 406850, 414750, 540750, 569590, 610275, 854385, 1017125, 1220550, 1423975, 1708770, 2034250, 2847950, 3051375, 4271925, 6102750, 7119875, 8543850, 14239750, 21359625, 42719250]

約数ペア:

[(1, 42719250), (2, 21359625), (3, 14239750), (5, 8543850), (6, 7119875), (7, 6102750), (10, 4271925), (14, 3051375), (15, 2847950), (21, 2034250), (25, 1708770), (30, 1423975), (35, 1220550), (42, 1017125), (50, 854385), (70, 610275), (75, 569590), (79, 540750), (103, 414750), (105, 406850), (125, 341754), (150, 284795), (158, 270375), (175, 244110), (206, 207375), (210, 203425), (237, 180250), (250, 170877), (309, 138250), (350, 122055), (375, 113918), (395, 108150), (474, 90125), (515, 82950), (525, 81370), (553, 77250), (618, 69125), (721, 59250), (750, 56959), (790, 54075), (875, 48822), (1030, 41475), (1050, 40685), (1106, 38625), (1185, 36050), (1442, 29625), (1545, 27650), (1659, 25750), (1750, 24411), (1975, 21630), (2163, 19750), (2370, 18025), (2575, 16590), (2625, 16274), (2765, 15450), (3090, 13825), (3318, 12875), (3605, 11850), (3950, 10815), (4326, 9875), (5150, 8295), (5250, 8137), (5530, 7725), (5925, 7210)]