289751490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{459923}}^1$

素因数の和:459943

約数の個数: 48

約数和(自身を含む): 860977728

約数和(自身を除く): 571226238

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 459923, 919846, 1379769, 2299615, 2759538, 3219461, 4139307, 4599230, 6438922, 6898845, 8278614, 9658383, 13797690, 16097305, 19316766, 20696535, 28975149, 32194610, 41393070, 48291915, 57950298, 96583830, 144875745, 289751490]

約数ペア:

[(1, 289751490), (2, 144875745), (3, 96583830), (5, 57950298), (6, 48291915), (7, 41393070), (9, 32194610), (10, 28975149), (14, 20696535), (15, 19316766), (18, 16097305), (21, 13797690), (30, 9658383), (35, 8278614), (42, 6898845), (45, 6438922), (63, 4599230), (70, 4139307), (90, 3219461), (105, 2759538), (126, 2299615), (210, 1379769), (315, 919846), (630, 459923)]