156921205480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1\times {\mathrm{18517}}^1$

素因数の和:18963

約数の個数: 128

約数和(自身を含む): 390122409600

約数和(自身を除く): 233201204120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 379, 430, 520, 559, 758, 860, 1118, 1516, 1720, 1895, 2236, 2795, 3032, 3790, 4472, 4927, 5590, 7580, 9854, 11180, 15160, 16297, 18517, 19708, 22360, 24635, 32594, 37034, 39416, 49270, 65188, 74068, 81485, 92585, 98540, 130376, 148136, 162970, 185170, 197080, 211861, 240721, 325940, 370340, 423722, 481442, 651880, 740680, 796231, 847444, 962884, 1059305, 1203605, 1592462, 1694888, 1925768, 2118610, 2407210, 3184924, 3981155, 4237220, 4814420, 6369848, 7017943, 7962310, 8474440, 9628840, 10351003, 14035886, 15924620, 20702006, 28071772, 31849240, 35089715, 41404012, 51755015, 56143544, 70179430, 82808024, 91233259, 103510030, 140358860, 182466518, 207020060, 280717720, 301771549, 364933036, 414040120, 456166295, 603543098, 729866072, 912332590, 1207086196, 1508857745, 1824665180, 2414172392, 3017715490, 3649330360, 3923030137, 6035430980, 7846060274, 12070861960, 15692120548, 19615150685, 31384241096, 39230301370, 78460602740, 156921205480]

約数ペア:

[(1, 156921205480), (2, 78460602740), (4, 39230301370), (5, 31384241096), (8, 19615150685), (10, 15692120548), (13, 12070861960), (20, 7846060274), (26, 6035430980), (40, 3923030137), (43, 3649330360), (52, 3017715490), (65, 2414172392), (86, 1824665180), (104, 1508857745), (130, 1207086196), (172, 912332590), (215, 729866072), (260, 603543098), (344, 456166295), (379, 414040120), (430, 364933036), (520, 301771549), (559, 280717720), (758, 207020060), (860, 182466518), (1118, 140358860), (1516, 103510030), (1720, 91233259), (1895, 82808024), (2236, 70179430), (2795, 56143544), (3032, 51755015), (3790, 41404012), (4472, 35089715), (4927, 31849240), (5590, 28071772), (7580, 20702006), (9854, 15924620), (11180, 14035886), (15160, 10351003), (16297, 9628840), (18517, 8474440), (19708, 7962310), (22360, 7017943), (24635, 6369848), (32594, 4814420), (37034, 4237220), (39416, 3981155), (49270, 3184924), (65188, 2407210), (74068, 2118610), (81485, 1925768), (92585, 1694888), (98540, 1592462), (130376, 1203605), (148136, 1059305), (162970, 962884), (185170, 847444), (197080, 796231), (211861, 740680), (240721, 651880), (325940, 481442), (370340, 423722)]