323647870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20921}}^1$

素因数の和:20965

約数の個数: 64

約数和(自身を含む): 759217536

約数和(自身を除く): 435569666

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 91, 119, 130, 170, 182, 221, 238, 442, 455, 595, 910, 1105, 1190, 1547, 2210, 3094, 7735, 15470, 20921, 41842, 104605, 146447, 209210, 271973, 292894, 355657, 543946, 711314, 732235, 1359865, 1464470, 1778285, 1903811, 2489599, 2719730, 3556570, 3807622, 4623541, 4979198, 9247082, 9519055, 12447995, 19038110, 23117705, 24895990, 32364787, 46235410, 64729574, 161823935, 323647870]

約数ペア:

[(1, 323647870), (2, 161823935), (5, 64729574), (7, 46235410), (10, 32364787), (13, 24895990), (14, 23117705), (17, 19038110), (26, 12447995), (34, 9519055), (35, 9247082), (65, 4979198), (70, 4623541), (85, 3807622), (91, 3556570), (119, 2719730), (130, 2489599), (170, 1903811), (182, 1778285), (221, 1464470), (238, 1359865), (442, 732235), (455, 711314), (595, 543946), (910, 355657), (1105, 292894), (1190, 271973), (1547, 209210), (2210, 146447), (3094, 104605), (7735, 41842), (15470, 20921)]