129815980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1319}}^1$

素因数の和:1391

約数の個数: 96

約数和(自身を含む): 337075200

約数和(自身を除く): 207259220

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 37, 38, 70, 74, 76, 95, 133, 140, 148, 185, 190, 259, 266, 370, 380, 518, 532, 665, 703, 740, 1036, 1295, 1319, 1330, 1406, 2590, 2638, 2660, 2812, 3515, 4921, 5180, 5276, 6595, 7030, 9233, 9842, 13190, 14060, 18466, 19684, 24605, 25061, 26380, 36932, 46165, 48803, 49210, 50122, 92330, 97606, 98420, 100244, 125305, 175427, 184660, 195212, 244015, 250610, 341621, 350854, 488030, 501220, 683242, 701708, 877135, 927257, 976060, 1366484, 1708105, 1754270, 1854514, 3416210, 3508540, 3709028, 4636285, 6490799, 6832420, 9272570, 12981598, 18545140, 25963196, 32453995, 64907990, 129815980]

約数ペア:

[(1, 129815980), (2, 64907990), (4, 32453995), (5, 25963196), (7, 18545140), (10, 12981598), (14, 9272570), (19, 6832420), (20, 6490799), (28, 4636285), (35, 3709028), (37, 3508540), (38, 3416210), (70, 1854514), (74, 1754270), (76, 1708105), (95, 1366484), (133, 976060), (140, 927257), (148, 877135), (185, 701708), (190, 683242), (259, 501220), (266, 488030), (370, 350854), (380, 341621), (518, 250610), (532, 244015), (665, 195212), (703, 184660), (740, 175427), (1036, 125305), (1295, 100244), (1319, 98420), (1330, 97606), (1406, 92330), (2590, 50122), (2638, 49210), (2660, 48803), (2812, 46165), (3515, 36932), (4921, 26380), (5180, 25061), (5276, 24605), (6595, 19684), (7030, 18466), (9233, 14060), (9842, 13190)]