2181270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:94

約数の個数: 128

約数和(自身を含む): 6967296

約数和(自身を除く): 4786026

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 17, 21, 26, 30, 34, 35, 39, 42, 47, 51, 65, 70, 78, 85, 91, 94, 102, 105, 119, 130, 141, 170, 182, 195, 210, 221, 235, 238, 255, 273, 282, 329, 357, 390, 442, 455, 470, 510, 546, 595, 611, 658, 663, 705, 714, 799, 910, 987, 1105, 1190, 1222, 1326, 1365, 1410, 1547, 1598, 1645, 1785, 1833, 1974, 2210, 2397, 2730, 3055, 3094, 3290, 3315, 3570, 3666, 3995, 4277, 4641, 4794, 4935, 5593, 6110, 6630, 7735, 7990, 8554, 9165, 9282, 9870, 10387, 11186, 11985, 12831, 15470, 16779, 18330, 20774, 21385, 23205, 23970, 25662, 27965, 31161, 33558, 42770, 46410, 51935, 55930, 62322, 64155, 72709, 83895, 103870, 128310, 145418, 155805, 167790, 218127, 311610, 363545, 436254, 727090, 1090635, 2181270]

約数ペア:

[(1, 2181270), (2, 1090635), (3, 727090), (5, 436254), (6, 363545), (7, 311610), (10, 218127), (13, 167790), (14, 155805), (15, 145418), (17, 128310), (21, 103870), (26, 83895), (30, 72709), (34, 64155), (35, 62322), (39, 55930), (42, 51935), (47, 46410), (51, 42770), (65, 33558), (70, 31161), (78, 27965), (85, 25662), (91, 23970), (94, 23205), (102, 21385), (105, 20774), (119, 18330), (130, 16779), (141, 15470), (170, 12831), (182, 11985), (195, 11186), (210, 10387), (221, 9870), (235, 9282), (238, 9165), (255, 8554), (273, 7990), (282, 7735), (329, 6630), (357, 6110), (390, 5593), (442, 4935), (455, 4794), (470, 4641), (510, 4277), (546, 3995), (595, 3666), (611, 3570), (658, 3315), (663, 3290), (705, 3094), (714, 3055), (799, 2730), (910, 2397), (987, 2210), (1105, 1974), (1190, 1833), (1222, 1785), (1326, 1645), (1365, 1598), (1410, 1547)]