31441200

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:244

約数の個数: 240

約数和(自身を含む): 121777920

約数和(自身を除く): 90336720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 25, 28, 30, 35, 38, 40, 42, 48, 50, 56, 57, 60, 70, 75, 76, 80, 84, 95, 100, 105, 112, 114, 120, 133, 140, 150, 152, 168, 175, 190, 197, 200, 210, 228, 240, 266, 280, 285, 300, 304, 336, 350, 380, 394, 399, 400, 420, 456, 475, 525, 532, 560, 570, 591, 600, 665, 700, 760, 788, 798, 840, 912, 950, 985, 1050, 1064, 1140, 1182, 1200, 1330, 1379, 1400, 1425, 1520, 1576, 1596, 1680, 1900, 1970, 1995, 2100, 2128, 2280, 2364, 2660, 2758, 2800, 2850, 2955, 3152, 3192, 3325, 3743, 3800, 3940, 3990, 4137, 4200, 4560, 4728, 4925, 5320, 5516, 5700, 5910, 6384, 6650, 6895, 7486, 7600, 7880, 7980, 8274, 8400, 9456, 9850, 9975, 10640, 11032, 11229, 11400, 11820, 13300, 13790, 14775, 14972, 15760, 15960, 16548, 18715, 19700, 19950, 20685, 22064, 22458, 22800, 23640, 26201, 26600, 27580, 29550, 29944, 31920, 33096, 34475, 37430, 39400, 39900, 41370, 44916, 47280, 52402, 53200, 55160, 56145, 59100, 59888, 66192, 68950, 74860, 78603, 78800, 79800, 82740, 89832, 93575, 103425, 104804, 110320, 112290, 118200, 131005, 137900, 149720, 157206, 159600, 165480, 179664, 187150, 206850, 209608, 224580, 236400, 262010, 275800, 280725, 299440, 314412, 330960, 374300, 393015, 413700, 419216, 449160, 524020, 551600, 561450, 628824, 655025, 748600, 786030, 827400, 898320, 1048040, 1122900, 1257648, 1310050, 1497200, 1572060, 1654800, 1965075, 2096080, 2245800, 2620100, 3144120, 3930150, 4491600, 5240200, 6288240, 7860300, 10480400, 15720600, 31441200]

約数ペア:

[(1, 31441200), (2, 15720600), (3, 10480400), (4, 7860300), (5, 6288240), (6, 5240200), (7, 4491600), (8, 3930150), (10, 3144120), (12, 2620100), (14, 2245800), (15, 2096080), (16, 1965075), (19, 1654800), (20, 1572060), (21, 1497200), (24, 1310050), (25, 1257648), (28, 1122900), (30, 1048040), (35, 898320), (38, 827400), (40, 786030), (42, 748600), (48, 655025), (50, 628824), (56, 561450), (57, 551600), (60, 524020), (70, 449160), (75, 419216), (76, 413700), (80, 393015), (84, 374300), (95, 330960), (100, 314412), (105, 299440), (112, 280725), (114, 275800), (120, 262010), (133, 236400), (140, 224580), (150, 209608), (152, 206850), (168, 187150), (175, 179664), (190, 165480), (197, 159600), (200, 157206), (210, 149720), (228, 137900), (240, 131005), (266, 118200), (280, 112290), (285, 110320), (300, 104804), (304, 103425), (336, 93575), (350, 89832), (380, 82740), (394, 79800), (399, 78800), (400, 78603), (420, 74860), (456, 68950), (475, 66192), (525, 59888), (532, 59100), (560, 56145), (570, 55160), (591, 53200), (600, 52402), (665, 47280), (700, 44916), (760, 41370), (788, 39900), (798, 39400), (840, 37430), (912, 34475), (950, 33096), (985, 31920), (1050, 29944), (1064, 29550), (1140, 27580), (1182, 26600), (1200, 26201), (1330, 23640), (1379, 22800), (1400, 22458), (1425, 22064), (1520, 20685), (1576, 19950), (1596, 19700), (1680, 18715), (1900, 16548), (1970, 15960), (1995, 15760), (2100, 14972), (2128, 14775), (2280, 13790), (2364, 13300), (2660, 11820), (2758, 11400), (2800, 11229), (2850, 11032), (2955, 10640), (3152, 9975), (3192, 9850), (3325, 9456), (3743, 8400), (3800, 8274), (3940, 7980), (3990, 7880), (4137, 7600), (4200, 7486), (4560, 6895), (4728, 6650), (4925, 6384), (5320, 5910), (5516, 5700)]