31366380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 91929600

約数和(自身を除く): 60563220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 71, 74, 111, 142, 148, 185, 199, 213, 222, 284, 355, 370, 398, 426, 444, 555, 597, 710, 740, 796, 852, 995, 1065, 1110, 1194, 1420, 1990, 2130, 2220, 2388, 2627, 2985, 3980, 4260, 5254, 5970, 7363, 7881, 10508, 11940, 13135, 14129, 14726, 15762, 22089, 26270, 28258, 29452, 31524, 36815, 39405, 42387, 44178, 52540, 56516, 70645, 73630, 78810, 84774, 88356, 110445, 141290, 147260, 157620, 169548, 211935, 220890, 282580, 423870, 441780, 522773, 847740, 1045546, 1568319, 2091092, 2613865, 3136638, 5227730, 6273276, 7841595, 10455460, 15683190, 31366380]

約数ペア:

[(1, 31366380), (2, 15683190), (3, 10455460), (4, 7841595), (5, 6273276), (6, 5227730), (10, 3136638), (12, 2613865), (15, 2091092), (20, 1568319), (30, 1045546), (37, 847740), (60, 522773), (71, 441780), (74, 423870), (111, 282580), (142, 220890), (148, 211935), (185, 169548), (199, 157620), (213, 147260), (222, 141290), (284, 110445), (355, 88356), (370, 84774), (398, 78810), (426, 73630), (444, 70645), (555, 56516), (597, 52540), (710, 44178), (740, 42387), (796, 39405), (852, 36815), (995, 31524), (1065, 29452), (1110, 28258), (1194, 26270), (1420, 22089), (1990, 15762), (2130, 14726), (2220, 14129), (2388, 13135), (2627, 11940), (2985, 10508), (3980, 7881), (4260, 7363), (5254, 5970)]