7210980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 25683840

約数和(自身を除く): 18472860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 59, 60, 63, 70, 84, 90, 97, 105, 118, 126, 140, 177, 180, 194, 210, 236, 252, 291, 295, 315, 354, 388, 413, 420, 485, 531, 582, 590, 630, 679, 708, 826, 873, 885, 970, 1062, 1164, 1180, 1239, 1260, 1358, 1455, 1652, 1746, 1770, 1940, 2037, 2065, 2124, 2478, 2655, 2716, 2910, 3395, 3492, 3540, 3717, 4074, 4130, 4365, 4956, 5310, 5723, 5820, 6111, 6195, 6790, 7434, 8148, 8260, 8730, 10185, 10620, 11446, 12222, 12390, 13580, 14868, 17169, 17460, 18585, 20370, 22892, 24444, 24780, 28615, 30555, 34338, 37170, 40061, 40740, 51507, 57230, 61110, 68676, 74340, 80122, 85845, 103014, 114460, 120183, 122220, 160244, 171690, 200305, 206028, 240366, 257535, 343380, 360549, 400610, 480732, 515070, 600915, 721098, 801220, 1030140, 1201830, 1442196, 1802745, 2403660, 3605490, 7210980]

約数ペア:

[(1, 7210980), (2, 3605490), (3, 2403660), (4, 1802745), (5, 1442196), (6, 1201830), (7, 1030140), (9, 801220), (10, 721098), (12, 600915), (14, 515070), (15, 480732), (18, 400610), (20, 360549), (21, 343380), (28, 257535), (30, 240366), (35, 206028), (36, 200305), (42, 171690), (45, 160244), (59, 122220), (60, 120183), (63, 114460), (70, 103014), (84, 85845), (90, 80122), (97, 74340), (105, 68676), (118, 61110), (126, 57230), (140, 51507), (177, 40740), (180, 40061), (194, 37170), (210, 34338), (236, 30555), (252, 28615), (291, 24780), (295, 24444), (315, 22892), (354, 20370), (388, 18585), (413, 17460), (420, 17169), (485, 14868), (531, 13580), (582, 12390), (590, 12222), (630, 11446), (679, 10620), (708, 10185), (826, 8730), (873, 8260), (885, 8148), (970, 7434), (1062, 6790), (1164, 6195), (1180, 6111), (1239, 5820), (1260, 5723), (1358, 5310), (1455, 4956), (1652, 4365), (1746, 4130), (1770, 4074), (1940, 3717), (2037, 3540), (2065, 3492), (2124, 3395), (2478, 2910), (2655, 2716)]