16279340

素因数分解:

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

素因数の和:100

約数の個数: 108

約数和(自身を含む): 44375184

約数和(自身を除く): 28095844

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 62, 70, 77, 110, 121, 124, 140, 154, 155, 217, 220, 242, 308, 310, 341, 385, 434, 484, 605, 620, 682, 770, 847, 868, 961, 1085, 1210, 1364, 1540, 1694, 1705, 1922, 2170, 2387, 2420, 3388, 3410, 3751, 3844, 4235, 4340, 4774, 4805, 6727, 6820, 7502, 8470, 9548, 9610, 10571, 11935, 13454, 15004, 16940, 18755, 19220, 21142, 23870, 26257, 26908, 33635, 37510, 42284, 47740, 52514, 52855, 67270, 73997, 75020, 105028, 105710, 116281, 131285, 134540, 147994, 211420, 232562, 262570, 295988, 369985, 465124, 525140, 581405, 739970, 813967, 1162810, 1479940, 1627934, 2325620, 3255868, 4069835, 8139670, 16279340]

約数ペア:

[(1, 16279340), (2, 8139670), (4, 4069835), (5, 3255868), (7, 2325620), (10, 1627934), (11, 1479940), (14, 1162810), (20, 813967), (22, 739970), (28, 581405), (31, 525140), (35, 465124), (44, 369985), (55, 295988), (62, 262570), (70, 232562), (77, 211420), (110, 147994), (121, 134540), (124, 131285), (140, 116281), (154, 105710), (155, 105028), (217, 75020), (220, 73997), (242, 67270), (308, 52855), (310, 52514), (341, 47740), (385, 42284), (434, 37510), (484, 33635), (605, 26908), (620, 26257), (682, 23870), (770, 21142), (847, 19220), (868, 18755), (961, 16940), (1085, 15004), (1210, 13454), (1364, 11935), (1540, 10571), (1694, 9610), (1705, 9548), (1922, 8470), (2170, 7502), (2387, 6820), (2420, 6727), (3388, 4805), (3410, 4774), (3751, 4340), (3844, 4235)]