1216173689380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{7459}}^1\times {\mathrm{48239}}^1$

素因数の和:55733

約数の個数: 72

約数和(自身を含む): 2765963894400

約数和(自身を除く): 1549790205020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 7459, 14918, 29836, 37295, 48239, 74590, 96478, 96967, 149180, 192956, 193934, 241195, 387868, 482390, 484835, 627107, 964780, 969670, 1254214, 1260571, 1939340, 2508428, 2521142, 3135535, 5042284, 6271070, 6302855, 8152391, 12542140, 12605710, 16304782, 25211420, 32609564, 40761955, 81523910, 163047820, 359814701, 719629402, 1439258804, 1799073505, 3598147010, 4677591113, 7196294020, 9355182226, 18710364452, 23387955565, 46775911130, 60808684469, 93551822260, 121617368938, 243234737876, 304043422345, 608086844690, 1216173689380]

約数ペア:

[(1, 1216173689380), (2, 608086844690), (4, 304043422345), (5, 243234737876), (10, 121617368938), (13, 93551822260), (20, 60808684469), (26, 46775911130), (52, 23387955565), (65, 18710364452), (130, 9355182226), (169, 7196294020), (260, 4677591113), (338, 3598147010), (676, 1799073505), (845, 1439258804), (1690, 719629402), (3380, 359814701), (7459, 163047820), (14918, 81523910), (29836, 40761955), (37295, 32609564), (48239, 25211420), (74590, 16304782), (96478, 12605710), (96967, 12542140), (149180, 8152391), (192956, 6302855), (193934, 6271070), (241195, 5042284), (387868, 3135535), (482390, 2521142), (484835, 2508428), (627107, 1939340), (964780, 1260571), (969670, 1254214)]