305857706

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:292

約数の個数: 96

約数和(自身を含む): 622987200

約数和(自身を除く): 317129494

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 49, 77, 98, 109, 133, 137, 154, 209, 218, 266, 274, 418, 539, 763, 931, 959, 1078, 1199, 1463, 1507, 1526, 1862, 1918, 2071, 2398, 2603, 2926, 3014, 4142, 5206, 5341, 6713, 8393, 10241, 10549, 10682, 13426, 14497, 14933, 16786, 18221, 20482, 21098, 22781, 28633, 28994, 29866, 36442, 45562, 57266, 58751, 73843, 101479, 104531, 117502, 127547, 147686, 159467, 164263, 200431, 202958, 209062, 255094, 283727, 318934, 328526, 400862, 567454, 731717, 1116269, 1149841, 1403017, 1463434, 1986089, 2232538, 2299682, 2806034, 3120997, 3972178, 6241994, 8048887, 13902623, 16097774, 21846979, 27805246, 43693958, 152928853, 305857706]

約数ペア:

[(1, 305857706), (2, 152928853), (7, 43693958), (11, 27805246), (14, 21846979), (19, 16097774), (22, 13902623), (38, 8048887), (49, 6241994), (77, 3972178), (98, 3120997), (109, 2806034), (133, 2299682), (137, 2232538), (154, 1986089), (209, 1463434), (218, 1403017), (266, 1149841), (274, 1116269), (418, 731717), (539, 567454), (763, 400862), (931, 328526), (959, 318934), (1078, 283727), (1199, 255094), (1463, 209062), (1507, 202958), (1526, 200431), (1862, 164263), (1918, 159467), (2071, 147686), (2398, 127547), (2603, 117502), (2926, 104531), (3014, 101479), (4142, 73843), (5206, 58751), (5341, 57266), (6713, 45562), (8393, 36442), (10241, 29866), (10549, 28994), (10682, 28633), (13426, 22781), (14497, 21098), (14933, 20482), (16786, 18221)]