628580820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{4549}}^1$

素因数の和:4622

約数の個数: 144

約数和(自身を含む): 2091398400

約数和(自身を除く): 1462817580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 49, 60, 70, 84, 94, 98, 105, 140, 141, 147, 188, 196, 210, 235, 245, 282, 294, 329, 420, 470, 490, 564, 588, 658, 705, 735, 940, 980, 987, 1316, 1410, 1470, 1645, 1974, 2303, 2820, 2940, 3290, 3948, 4549, 4606, 4935, 6580, 6909, 9098, 9212, 9870, 11515, 13647, 13818, 18196, 19740, 22745, 23030, 27294, 27636, 31843, 34545, 45490, 46060, 54588, 63686, 68235, 69090, 90980, 95529, 127372, 136470, 138180, 159215, 191058, 213803, 222901, 272940, 318430, 382116, 427606, 445802, 477645, 636860, 641409, 668703, 855212, 891604, 955290, 1069015, 1114505, 1282818, 1337406, 1496621, 1910580, 2138030, 2229010, 2565636, 2674812, 2993242, 3207045, 3343515, 4276060, 4458020, 4489863, 5986484, 6414090, 6687030, 7483105, 8979726, 10476347, 12828180, 13374060, 14966210, 17959452, 20952694, 22449315, 29932420, 31429041, 41905388, 44898630, 52381735, 62858082, 89797260, 104763470, 125716164, 157145205, 209526940, 314290410, 628580820]

約数ペア:

[(1, 628580820), (2, 314290410), (3, 209526940), (4, 157145205), (5, 125716164), (6, 104763470), (7, 89797260), (10, 62858082), (12, 52381735), (14, 44898630), (15, 41905388), (20, 31429041), (21, 29932420), (28, 22449315), (30, 20952694), (35, 17959452), (42, 14966210), (47, 13374060), (49, 12828180), (60, 10476347), (70, 8979726), (84, 7483105), (94, 6687030), (98, 6414090), (105, 5986484), (140, 4489863), (141, 4458020), (147, 4276060), (188, 3343515), (196, 3207045), (210, 2993242), (235, 2674812), (245, 2565636), (282, 2229010), (294, 2138030), (329, 1910580), (420, 1496621), (470, 1337406), (490, 1282818), (564, 1114505), (588, 1069015), (658, 955290), (705, 891604), (735, 855212), (940, 668703), (980, 641409), (987, 636860), (1316, 477645), (1410, 445802), (1470, 427606), (1645, 382116), (1974, 318430), (2303, 272940), (2820, 222901), (2940, 213803), (3290, 191058), (3948, 159215), (4549, 138180), (4606, 136470), (4935, 127372), (6580, 95529), (6909, 90980), (9098, 69090), (9212, 68235), (9870, 63686), (11515, 54588), (13647, 46060), (13818, 45490), (18196, 34545), (19740, 31843), (22745, 27636), (23030, 27294)]