204540776

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1723}}^1$

素因数の和:1830

約数の個数: 64

約数和(自身を含む): 446860800

約数和(自身を除く): 242320024

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 71, 76, 88, 142, 152, 209, 284, 418, 568, 781, 836, 1349, 1562, 1672, 1723, 2698, 3124, 3446, 5396, 6248, 6892, 10792, 13784, 14839, 18953, 29678, 32737, 37906, 59356, 65474, 75812, 118712, 122333, 130948, 151624, 244666, 261896, 360107, 489332, 720214, 978664, 1345663, 1440428, 2324327, 2691326, 2880856, 4648654, 5382652, 9297308, 10765304, 18594616, 25567597, 51135194, 102270388, 204540776]

約数ペア:

[(1, 204540776), (2, 102270388), (4, 51135194), (8, 25567597), (11, 18594616), (19, 10765304), (22, 9297308), (38, 5382652), (44, 4648654), (71, 2880856), (76, 2691326), (88, 2324327), (142, 1440428), (152, 1345663), (209, 978664), (284, 720214), (418, 489332), (568, 360107), (781, 261896), (836, 244666), (1349, 151624), (1562, 130948), (1672, 122333), (1723, 118712), (2698, 75812), (3124, 65474), (3446, 59356), (5396, 37906), (6248, 32737), (6892, 29678), (10792, 18953), (13784, 14839)]