395215884

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:652

約数の個数: 144

約数和(自身を含む): 1210809600

約数和(自身を除く): 815593716

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 197, 228, 252, 266, 342, 394, 399, 419, 532, 591, 684, 788, 798, 838, 1182, 1197, 1257, 1379, 1596, 1676, 1773, 2364, 2394, 2514, 2758, 2933, 3546, 3743, 3771, 4137, 4788, 5028, 5516, 5866, 7092, 7486, 7542, 7961, 8274, 8799, 11229, 11732, 12411, 14972, 15084, 15922, 16548, 17598, 22458, 23883, 24822, 26201, 26397, 31844, 33687, 35196, 44916, 47766, 49644, 52402, 52794, 55727, 67374, 71649, 78603, 82543, 95532, 104804, 105588, 111454, 134748, 143298, 157206, 165086, 167181, 222908, 235809, 247629, 286596, 314412, 330172, 334362, 471618, 495258, 501543, 577801, 668724, 742887, 943236, 990516, 1003086, 1155602, 1485774, 1568317, 1733403, 2006172, 2311204, 2971548, 3136634, 3466806, 4704951, 5200209, 6273268, 6933612, 9409902, 10400418, 10978219, 14114853, 18819804, 20800836, 21956438, 28229706, 32934657, 43912876, 56459412, 65869314, 98803971, 131738628, 197607942, 395215884]

約数ペア:

[(1, 395215884), (2, 197607942), (3, 131738628), (4, 98803971), (6, 65869314), (7, 56459412), (9, 43912876), (12, 32934657), (14, 28229706), (18, 21956438), (19, 20800836), (21, 18819804), (28, 14114853), (36, 10978219), (38, 10400418), (42, 9409902), (57, 6933612), (63, 6273268), (76, 5200209), (84, 4704951), (114, 3466806), (126, 3136634), (133, 2971548), (171, 2311204), (197, 2006172), (228, 1733403), (252, 1568317), (266, 1485774), (342, 1155602), (394, 1003086), (399, 990516), (419, 943236), (532, 742887), (591, 668724), (684, 577801), (788, 501543), (798, 495258), (838, 471618), (1182, 334362), (1197, 330172), (1257, 314412), (1379, 286596), (1596, 247629), (1676, 235809), (1773, 222908), (2364, 167181), (2394, 165086), (2514, 157206), (2758, 143298), (2933, 134748), (3546, 111454), (3743, 105588), (3771, 104804), (4137, 95532), (4788, 82543), (5028, 78603), (5516, 71649), (5866, 67374), (7092, 55727), (7486, 52794), (7542, 52402), (7961, 49644), (8274, 47766), (8799, 44916), (11229, 35196), (11732, 33687), (12411, 31844), (14972, 26397), (15084, 26201), (15922, 24822), (16548, 23883), (17598, 22458)]