219845052

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{1361}}^1$

素因数の和:2019

約数の個数: 72

約数和(自身を含む): 636566112

約数和(自身を除く): 416721060

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 641, 1282, 1361, 1923, 2564, 2722, 3846, 4083, 4487, 5444, 5769, 7692, 8166, 8974, 9527, 11538, 12249, 13461, 16332, 17948, 19054, 23076, 24498, 26922, 28581, 38108, 40383, 48996, 53844, 57162, 80766, 85743, 114324, 161532, 171486, 342972, 872401, 1744802, 2617203, 3489604, 5234406, 6106807, 7851609, 10468812, 12213614, 15703218, 18320421, 24427228, 31406436, 36640842, 54961263, 73281684, 109922526, 219845052]

約数ペア:

[(1, 219845052), (2, 109922526), (3, 73281684), (4, 54961263), (6, 36640842), (7, 31406436), (9, 24427228), (12, 18320421), (14, 15703218), (18, 12213614), (21, 10468812), (28, 7851609), (36, 6106807), (42, 5234406), (63, 3489604), (84, 2617203), (126, 1744802), (252, 872401), (641, 342972), (1282, 171486), (1361, 161532), (1923, 114324), (2564, 85743), (2722, 80766), (3846, 57162), (4083, 53844), (4487, 48996), (5444, 40383), (5769, 38108), (7692, 28581), (8166, 26922), (8974, 24498), (9527, 23076), (11538, 19054), (12249, 17948), (13461, 16332)]