78268260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{563}}^1$

素因数の和:913

約数の個数: 96

約数和(自身を含む): 251661312

約数和(自身を除く): 173393052

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 331, 420, 563, 662, 993, 1126, 1324, 1655, 1689, 1986, 2252, 2317, 2815, 3310, 3378, 3941, 3972, 4634, 4965, 5630, 6620, 6756, 6951, 7882, 8445, 9268, 9930, 11260, 11585, 11823, 13902, 15764, 16890, 19705, 19860, 23170, 23646, 27804, 33780, 34755, 39410, 46340, 47292, 59115, 69510, 78820, 118230, 139020, 186353, 236460, 372706, 559059, 745412, 931765, 1118118, 1304471, 1863530, 2236236, 2608942, 2795295, 3727060, 3913413, 5217884, 5590590, 6522355, 7826826, 11181180, 13044710, 15653652, 19567065, 26089420, 39134130, 78268260]

約数ペア:

[(1, 78268260), (2, 39134130), (3, 26089420), (4, 19567065), (5, 15653652), (6, 13044710), (7, 11181180), (10, 7826826), (12, 6522355), (14, 5590590), (15, 5217884), (20, 3913413), (21, 3727060), (28, 2795295), (30, 2608942), (35, 2236236), (42, 1863530), (60, 1304471), (70, 1118118), (84, 931765), (105, 745412), (140, 559059), (210, 372706), (331, 236460), (420, 186353), (563, 139020), (662, 118230), (993, 78820), (1126, 69510), (1324, 59115), (1655, 47292), (1689, 46340), (1986, 39410), (2252, 34755), (2317, 33780), (2815, 27804), (3310, 23646), (3378, 23170), (3941, 19860), (3972, 19705), (4634, 16890), (4965, 15764), (5630, 13902), (6620, 11823), (6756, 11585), (6951, 11260), (7882, 9930), (8445, 9268)]