31747100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:89

約数の個数: 216

約数和(自身を含む): 94993920

約数和(自身を除く): 63246820

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 25, 28, 31, 35, 38, 44, 49, 50, 55, 62, 70, 76, 77, 95, 98, 100, 110, 124, 133, 140, 154, 155, 175, 190, 196, 209, 217, 220, 245, 266, 275, 308, 310, 341, 350, 380, 385, 418, 434, 475, 490, 532, 539, 550, 589, 620, 665, 682, 700, 770, 775, 836, 868, 931, 950, 980, 1045, 1078, 1085, 1100, 1178, 1225, 1330, 1364, 1463, 1519, 1540, 1550, 1705, 1862, 1900, 1925, 2090, 2156, 2170, 2356, 2387, 2450, 2660, 2695, 2926, 2945, 3038, 3100, 3325, 3410, 3724, 3850, 4123, 4180, 4340, 4655, 4774, 4900, 5225, 5390, 5425, 5852, 5890, 6076, 6479, 6650, 6820, 7315, 7595, 7700, 8246, 8525, 9310, 9548, 10241, 10450, 10780, 10850, 11780, 11935, 12958, 13300, 13475, 14630, 14725, 15190, 16492, 16709, 17050, 18620, 20482, 20615, 20900, 21700, 23275, 23870, 25916, 26950, 28861, 29260, 29450, 30380, 32395, 33418, 34100, 36575, 37975, 40964, 41230, 45353, 46550, 47740, 51205, 53900, 57722, 58900, 59675, 64790, 66836, 73150, 75950, 82460, 83545, 90706, 93100, 102410, 103075, 115444, 119350, 129580, 144305, 146300, 151900, 161975, 167090, 181412, 204820, 206150, 226765, 238700, 256025, 288610, 317471, 323950, 334180, 412300, 417725, 453530, 512050, 577220, 634942, 647900, 721525, 835450, 907060, 1024100, 1133825, 1269884, 1443050, 1587355, 1670900, 2267650, 2886100, 3174710, 4535300, 6349420, 7936775, 15873550, 31747100]

約数ペア:

[(1, 31747100), (2, 15873550), (4, 7936775), (5, 6349420), (7, 4535300), (10, 3174710), (11, 2886100), (14, 2267650), (19, 1670900), (20, 1587355), (22, 1443050), (25, 1269884), (28, 1133825), (31, 1024100), (35, 907060), (38, 835450), (44, 721525), (49, 647900), (50, 634942), (55, 577220), (62, 512050), (70, 453530), (76, 417725), (77, 412300), (95, 334180), (98, 323950), (100, 317471), (110, 288610), (124, 256025), (133, 238700), (140, 226765), (154, 206150), (155, 204820), (175, 181412), (190, 167090), (196, 161975), (209, 151900), (217, 146300), (220, 144305), (245, 129580), (266, 119350), (275, 115444), (308, 103075), (310, 102410), (341, 93100), (350, 90706), (380, 83545), (385, 82460), (418, 75950), (434, 73150), (475, 66836), (490, 64790), (532, 59675), (539, 58900), (550, 57722), (589, 53900), (620, 51205), (665, 47740), (682, 46550), (700, 45353), (770, 41230), (775, 40964), (836, 37975), (868, 36575), (931, 34100), (950, 33418), (980, 32395), (1045, 30380), (1078, 29450), (1085, 29260), (1100, 28861), (1178, 26950), (1225, 25916), (1330, 23870), (1364, 23275), (1463, 21700), (1519, 20900), (1540, 20615), (1550, 20482), (1705, 18620), (1862, 17050), (1900, 16709), (1925, 16492), (2090, 15190), (2156, 14725), (2170, 14630), (2356, 13475), (2387, 13300), (2450, 12958), (2660, 11935), (2695, 11780), (2926, 10850), (2945, 10780), (3038, 10450), (3100, 10241), (3325, 9548), (3410, 9310), (3724, 8525), (3850, 8246), (4123, 7700), (4180, 7595), (4340, 7315), (4655, 6820), (4774, 6650), (4900, 6479), (5225, 6076), (5390, 5890), (5425, 5852)]