511813260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21379}}^1$

素因数の和:21420

約数の個数: 144

約数和(自身を含む): 1867756800

約数和(自身を除く): 1355943540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 11970, 21379, 23940, 42758, 64137, 85516, 106895, 128274, 149653, 192411, 213790, 256548, 299306, 320685, 384822, 406201, 427580, 448959, 598612, 641370, 748265, 769644, 812402, 897918, 962055, 1218603, 1282740, 1346877, 1496530, 1624804, 1795836, 1924110, 2031005, 2244795, 2437206, 2693754, 2843407, 2993060, 3655809, 3848220, 4062010, 4489590, 4874412, 5387508, 5686814, 6093015, 6734385, 7311618, 8124020, 8530221, 8979180, 11373628, 12186030, 13468770, 14217035, 14623236, 17060442, 18279045, 24372060, 25590663, 26937540, 28434070, 34120884, 36558090, 42651105, 51181326, 56868140, 73116180, 85302210, 102362652, 127953315, 170604420, 255906630, 511813260]

約数ペア:

[(1, 511813260), (2, 255906630), (3, 170604420), (4, 127953315), (5, 102362652), (6, 85302210), (7, 73116180), (9, 56868140), (10, 51181326), (12, 42651105), (14, 36558090), (15, 34120884), (18, 28434070), (19, 26937540), (20, 25590663), (21, 24372060), (28, 18279045), (30, 17060442), (35, 14623236), (36, 14217035), (38, 13468770), (42, 12186030), (45, 11373628), (57, 8979180), (60, 8530221), (63, 8124020), (70, 7311618), (76, 6734385), (84, 6093015), (90, 5686814), (95, 5387508), (105, 4874412), (114, 4489590), (126, 4062010), (133, 3848220), (140, 3655809), (171, 2993060), (180, 2843407), (190, 2693754), (210, 2437206), (228, 2244795), (252, 2031005), (266, 1924110), (285, 1795836), (315, 1624804), (342, 1496530), (380, 1346877), (399, 1282740), (420, 1218603), (532, 962055), (570, 897918), (630, 812402), (665, 769644), (684, 748265), (798, 641370), (855, 598612), (1140, 448959), (1197, 427580), (1260, 406201), (1330, 384822), (1596, 320685), (1710, 299306), (1995, 256548), (2394, 213790), (2660, 192411), (3420, 149653), (3990, 128274), (4788, 106895), (5985, 85516), (7980, 64137), (11970, 42758), (21379, 23940)]