209218590

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1061}}^1$

素因数の和:1394

約数の個数: 96

約数和(自身を含む): 624252096

約数和(自身を除く): 415033506

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, 313, 315, 626, 630, 939, 1061, 1565, 1878, 2122, 2191, 2817, 3130, 3183, 4382, 4695, 5305, 5634, 6366, 6573, 7427, 9390, 9549, 10610, 10955, 13146, 14085, 14854, 15915, 19098, 19719, 21910, 22281, 28170, 31830, 32865, 37135, 39438, 44562, 47745, 65730, 66843, 74270, 95490, 98595, 111405, 133686, 197190, 222810, 332093, 334215, 664186, 668430, 996279, 1660465, 1992558, 2324651, 2988837, 3320930, 4649302, 4981395, 5977674, 6973953, 9962790, 11623255, 13947906, 14944185, 20921859, 23246510, 29888370, 34869765, 41843718, 69739530, 104609295, 209218590]

約数ペア:

[(1, 209218590), (2, 104609295), (3, 69739530), (5, 41843718), (6, 34869765), (7, 29888370), (9, 23246510), (10, 20921859), (14, 14944185), (15, 13947906), (18, 11623255), (21, 9962790), (30, 6973953), (35, 5977674), (42, 4981395), (45, 4649302), (63, 3320930), (70, 2988837), (90, 2324651), (105, 1992558), (126, 1660465), (210, 996279), (313, 668430), (315, 664186), (626, 334215), (630, 332093), (939, 222810), (1061, 197190), (1565, 133686), (1878, 111405), (2122, 98595), (2191, 95490), (2817, 74270), (3130, 66843), (3183, 65730), (4382, 47745), (4695, 44562), (5305, 39438), (5634, 37135), (6366, 32865), (6573, 31830), (7427, 28170), (9390, 22281), (9549, 21910), (10610, 19719), (10955, 19098), (13146, 15915), (14085, 14854)]