72128394

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1181}}^1$

素因数の和:1237

約数の個数: 80

約数和(自身を含む): 180207720

約数和(自身を除く): 108079326

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 29, 39, 54, 58, 78, 81, 87, 117, 162, 174, 234, 261, 351, 377, 522, 702, 754, 783, 1053, 1131, 1181, 1566, 2106, 2262, 2349, 2362, 3393, 3543, 4698, 6786, 7086, 10179, 10629, 15353, 20358, 21258, 30537, 30706, 31887, 34249, 46059, 61074, 63774, 68498, 92118, 95661, 102747, 138177, 191322, 205494, 276354, 308241, 414531, 445237, 616482, 829062, 890474, 924723, 1243593, 1335711, 1849446, 2487186, 2671422, 2774169, 4007133, 5548338, 8014266, 12021399, 24042798, 36064197, 72128394]

約数ペア:

[(1, 72128394), (2, 36064197), (3, 24042798), (6, 12021399), (9, 8014266), (13, 5548338), (18, 4007133), (26, 2774169), (27, 2671422), (29, 2487186), (39, 1849446), (54, 1335711), (58, 1243593), (78, 924723), (81, 890474), (87, 829062), (117, 616482), (162, 445237), (174, 414531), (234, 308241), (261, 276354), (351, 205494), (377, 191322), (522, 138177), (702, 102747), (754, 95661), (783, 92118), (1053, 68498), (1131, 63774), (1181, 61074), (1566, 46059), (2106, 34249), (2262, 31887), (2349, 30706), (2362, 30537), (3393, 21258), (3543, 20358), (4698, 15353), (6786, 10629), (7086, 10179)]