219636690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1871}}^1$

素因数の和:1944

約数の個数: 128

約数和(自身を含む): 664215552

約数和(自身を除く): 444578862

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 43, 65, 70, 78, 86, 91, 105, 129, 130, 182, 195, 210, 215, 258, 273, 301, 390, 430, 455, 546, 559, 602, 645, 903, 910, 1118, 1290, 1365, 1505, 1677, 1806, 1871, 2730, 2795, 3010, 3354, 3742, 3913, 4515, 5590, 5613, 7826, 8385, 9030, 9355, 11226, 11739, 13097, 16770, 18710, 19565, 23478, 24323, 26194, 28065, 39130, 39291, 48646, 56130, 58695, 65485, 72969, 78582, 80453, 117390, 121615, 130970, 145938, 160906, 170261, 196455, 241359, 243230, 340522, 364845, 392910, 402265, 482718, 510783, 563171, 729690, 804530, 851305, 1021566, 1045889, 1126342, 1206795, 1689513, 1702610, 2091778, 2413590, 2553915, 2815855, 3137667, 3379026, 5107830, 5229445, 5631710, 6275334, 7321223, 8447565, 10458890, 14642446, 15688335, 16895130, 21963669, 31376670, 36606115, 43927338, 73212230, 109818345, 219636690]

約数ペア:

[(1, 219636690), (2, 109818345), (3, 73212230), (5, 43927338), (6, 36606115), (7, 31376670), (10, 21963669), (13, 16895130), (14, 15688335), (15, 14642446), (21, 10458890), (26, 8447565), (30, 7321223), (35, 6275334), (39, 5631710), (42, 5229445), (43, 5107830), (65, 3379026), (70, 3137667), (78, 2815855), (86, 2553915), (91, 2413590), (105, 2091778), (129, 1702610), (130, 1689513), (182, 1206795), (195, 1126342), (210, 1045889), (215, 1021566), (258, 851305), (273, 804530), (301, 729690), (390, 563171), (430, 510783), (455, 482718), (546, 402265), (559, 392910), (602, 364845), (645, 340522), (903, 243230), (910, 241359), (1118, 196455), (1290, 170261), (1365, 160906), (1505, 145938), (1677, 130970), (1806, 121615), (1871, 117390), (2730, 80453), (2795, 78582), (3010, 72969), (3354, 65485), (3742, 58695), (3913, 56130), (4515, 48646), (5590, 39291), (5613, 39130), (7826, 28065), (8385, 26194), (9030, 24323), (9355, 23478), (11226, 19565), (11739, 18710), (13097, 16770)]