31445190

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:147

約数の個数: 192

約数和(自身を含む): 102435840

約数和(自身を除く): 70990650

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 37, 38, 42, 45, 57, 63, 70, 71, 74, 90, 95, 105, 111, 114, 126, 133, 142, 171, 185, 190, 210, 213, 222, 259, 266, 285, 315, 333, 342, 355, 370, 399, 426, 497, 518, 555, 570, 630, 639, 665, 666, 703, 710, 777, 798, 855, 994, 1065, 1110, 1197, 1278, 1295, 1330, 1349, 1406, 1491, 1554, 1665, 1710, 1995, 2109, 2130, 2331, 2394, 2485, 2590, 2627, 2698, 2982, 3195, 3330, 3515, 3885, 3990, 4047, 4218, 4473, 4662, 4921, 4970, 5254, 5985, 6327, 6390, 6745, 7030, 7455, 7770, 7881, 8094, 8946, 9443, 9842, 10545, 11655, 11970, 12141, 12654, 13135, 13490, 14763, 14910, 15762, 18389, 18886, 20235, 21090, 22365, 23310, 23643, 24282, 24605, 26270, 28329, 29526, 31635, 36778, 39405, 40470, 44289, 44730, 47215, 47286, 49210, 49913, 55167, 56658, 60705, 63270, 73815, 78810, 84987, 88578, 91945, 94430, 99826, 110334, 118215, 121410, 141645, 147630, 149739, 165501, 169974, 183890, 221445, 236430, 249565, 275835, 283290, 299478, 331002, 349391, 424935, 442890, 449217, 499130, 551670, 698782, 748695, 827505, 849870, 898434, 1048173, 1497390, 1655010, 1746955, 2096346, 2246085, 3144519, 3493910, 4492170, 5240865, 6289038, 10481730, 15722595, 31445190]

約数ペア:

[(1, 31445190), (2, 15722595), (3, 10481730), (5, 6289038), (6, 5240865), (7, 4492170), (9, 3493910), (10, 3144519), (14, 2246085), (15, 2096346), (18, 1746955), (19, 1655010), (21, 1497390), (30, 1048173), (35, 898434), (37, 849870), (38, 827505), (42, 748695), (45, 698782), (57, 551670), (63, 499130), (70, 449217), (71, 442890), (74, 424935), (90, 349391), (95, 331002), (105, 299478), (111, 283290), (114, 275835), (126, 249565), (133, 236430), (142, 221445), (171, 183890), (185, 169974), (190, 165501), (210, 149739), (213, 147630), (222, 141645), (259, 121410), (266, 118215), (285, 110334), (315, 99826), (333, 94430), (342, 91945), (355, 88578), (370, 84987), (399, 78810), (426, 73815), (497, 63270), (518, 60705), (555, 56658), (570, 55167), (630, 49913), (639, 49210), (665, 47286), (666, 47215), (703, 44730), (710, 44289), (777, 40470), (798, 39405), (855, 36778), (994, 31635), (1065, 29526), (1110, 28329), (1197, 26270), (1278, 24605), (1295, 24282), (1330, 23643), (1349, 23310), (1406, 22365), (1491, 21090), (1554, 20235), (1665, 18886), (1710, 18389), (1995, 15762), (2109, 14910), (2130, 14763), (2331, 13490), (2394, 13135), (2485, 12654), (2590, 12141), (2627, 11970), (2698, 11655), (2982, 10545), (3195, 9842), (3330, 9443), (3515, 8946), (3885, 8094), (3990, 7881), (4047, 7770), (4218, 7455), (4473, 7030), (4662, 6745), (4921, 6390), (4970, 6327), (5254, 5985)]