78660972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9887}}^1$

素因数の和:9927

約数の個数: 72

約数和(自身を含む): 226751616

約数和(自身を除く): 148090644

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 9887, 19774, 29661, 39548, 59322, 88983, 118644, 128531, 168079, 177966, 257062, 336158, 355932, 385593, 504237, 514124, 672316, 771186, 1008474, 1156779, 1512711, 1542372, 2016948, 2185027, 2313558, 3025422, 4370054, 4627116, 6050844, 6555081, 8740108, 13110162, 19665243, 26220324, 39330486, 78660972]

約数ペア:

[(1, 78660972), (2, 39330486), (3, 26220324), (4, 19665243), (6, 13110162), (9, 8740108), (12, 6555081), (13, 6050844), (17, 4627116), (18, 4370054), (26, 3025422), (34, 2313558), (36, 2185027), (39, 2016948), (51, 1542372), (52, 1512711), (68, 1156779), (78, 1008474), (102, 771186), (117, 672316), (153, 514124), (156, 504237), (204, 385593), (221, 355932), (234, 336158), (306, 257062), (442, 177966), (468, 168079), (612, 128531), (663, 118644), (884, 88983), (1326, 59322), (1989, 39548), (2652, 29661), (3978, 19774), (7956, 9887)]