78880620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14447}}^1$

素因数の和:14479

約数の個数: 96

約数和(自身を含む): 271853568

約数和(自身を除く): 192972948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 14447, 28894, 43341, 57788, 72235, 86682, 101129, 144470, 173364, 187811, 202258, 216705, 288940, 303387, 375622, 404516, 433410, 505645, 563433, 606774, 751244, 866820, 939055, 1011290, 1126866, 1213548, 1314677, 1516935, 1878110, 2022580, 2253732, 2629354, 2817165, 3033870, 3756220, 3944031, 5258708, 5634330, 6067740, 6573385, 7888062, 11268660, 13146770, 15776124, 19720155, 26293540, 39440310, 78880620]

約数ペア:

[(1, 78880620), (2, 39440310), (3, 26293540), (4, 19720155), (5, 15776124), (6, 13146770), (7, 11268660), (10, 7888062), (12, 6573385), (13, 6067740), (14, 5634330), (15, 5258708), (20, 3944031), (21, 3756220), (26, 3033870), (28, 2817165), (30, 2629354), (35, 2253732), (39, 2022580), (42, 1878110), (52, 1516935), (60, 1314677), (65, 1213548), (70, 1126866), (78, 1011290), (84, 939055), (91, 866820), (105, 751244), (130, 606774), (140, 563433), (156, 505645), (182, 433410), (195, 404516), (210, 375622), (260, 303387), (273, 288940), (364, 216705), (390, 202258), (420, 187811), (455, 173364), (546, 144470), (780, 101129), (910, 86682), (1092, 72235), (1365, 57788), (1820, 43341), (2730, 28894), (5460, 14447)]