215343870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{5153}}^1$

素因数の和:5369

約数の個数: 64

約数和(自身を含む): 593740800

約数和(自身を除く): 378396930

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 199, 210, 398, 597, 995, 1194, 1393, 1990, 2786, 2985, 4179, 5153, 5970, 6965, 8358, 10306, 13930, 15459, 20895, 25765, 30918, 36071, 41790, 51530, 72142, 77295, 108213, 154590, 180355, 216426, 360710, 541065, 1025447, 1082130, 2050894, 3076341, 5127235, 6152682, 7178129, 10254470, 14356258, 15381705, 21534387, 30763410, 35890645, 43068774, 71781290, 107671935, 215343870]

約数ペア:

[(1, 215343870), (2, 107671935), (3, 71781290), (5, 43068774), (6, 35890645), (7, 30763410), (10, 21534387), (14, 15381705), (15, 14356258), (21, 10254470), (30, 7178129), (35, 6152682), (42, 5127235), (70, 3076341), (105, 2050894), (199, 1082130), (210, 1025447), (398, 541065), (597, 360710), (995, 216426), (1194, 180355), (1393, 154590), (1990, 108213), (2786, 77295), (2985, 72142), (4179, 51530), (5153, 41790), (5970, 36071), (6965, 30918), (8358, 25765), (10306, 20895), (13930, 15459)]