861993720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{342061}}^1$

素因数の和:342085

約数の個数: 96

約数和(自身を含む): 3201700320

約数和(自身を除く): 2339706600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 342061, 684122, 1026183, 1368244, 1710305, 2052366, 2394427, 2736488, 3078549, 3420610, 4104732, 4788854, 5130915, 6157098, 6841220, 7183281, 8209464, 9577708, 10261830, 11972135, 12314196, 13682440, 14366562, 15392745, 19155416, 20523660, 21549843, 23944270, 24628392, 28733124, 30785490, 35916405, 41047320, 43099686, 47888540, 57466248, 61570980, 71832810, 86199372, 95777080, 107749215, 123141960, 143665620, 172398744, 215498430, 287331240, 430996860, 861993720]

約数ペア:

[(1, 861993720), (2, 430996860), (3, 287331240), (4, 215498430), (5, 172398744), (6, 143665620), (7, 123141960), (8, 107749215), (9, 95777080), (10, 86199372), (12, 71832810), (14, 61570980), (15, 57466248), (18, 47888540), (20, 43099686), (21, 41047320), (24, 35916405), (28, 30785490), (30, 28733124), (35, 24628392), (36, 23944270), (40, 21549843), (42, 20523660), (45, 19155416), (56, 15392745), (60, 14366562), (63, 13682440), (70, 12314196), (72, 11972135), (84, 10261830), (90, 9577708), (105, 8209464), (120, 7183281), (126, 6841220), (140, 6157098), (168, 5130915), (180, 4788854), (210, 4104732), (252, 3420610), (280, 3078549), (315, 2736488), (360, 2394427), (420, 2052366), (504, 1710305), (630, 1368244), (840, 1026183), (1260, 684122), (2520, 342061)]