221847780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1549}}^1$

素因数の和:1610

約数の個数: 192

約数和(自身を含む): 799948800

約数和(自身を除く): 578101020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 31, 33, 35, 42, 44, 55, 60, 62, 66, 70, 77, 84, 93, 105, 110, 124, 132, 140, 154, 155, 165, 186, 210, 217, 220, 231, 308, 310, 330, 341, 372, 385, 420, 434, 462, 465, 620, 651, 660, 682, 770, 868, 924, 930, 1023, 1085, 1155, 1302, 1364, 1540, 1549, 1705, 1860, 2046, 2170, 2310, 2387, 2604, 3098, 3255, 3410, 4092, 4340, 4620, 4647, 4774, 5115, 6196, 6510, 6820, 7161, 7745, 9294, 9548, 10230, 10843, 11935, 13020, 14322, 15490, 17039, 18588, 20460, 21686, 23235, 23870, 28644, 30980, 32529, 34078, 35805, 43372, 46470, 47740, 48019, 51117, 54215, 65058, 68156, 71610, 85195, 92940, 96038, 102234, 108430, 119273, 130116, 143220, 144057, 162645, 170390, 192076, 204468, 216860, 238546, 240095, 255585, 288114, 325290, 336133, 340780, 357819, 477092, 480190, 511170, 528209, 576228, 596365, 650580, 672266, 715638, 720285, 960380, 1008399, 1022340, 1056418, 1192730, 1344532, 1431276, 1440570, 1584627, 1680665, 1789095, 2016798, 2112836, 2385460, 2641045, 2881140, 3169254, 3361330, 3578190, 3697463, 4033596, 5041995, 5282090, 6338508, 6722660, 7156380, 7394926, 7923135, 10083990, 10564180, 11092389, 14789852, 15846270, 18487315, 20167980, 22184778, 31692540, 36974630, 44369556, 55461945, 73949260, 110923890, 221847780]

約数ペア:

[(1, 221847780), (2, 110923890), (3, 73949260), (4, 55461945), (5, 44369556), (6, 36974630), (7, 31692540), (10, 22184778), (11, 20167980), (12, 18487315), (14, 15846270), (15, 14789852), (20, 11092389), (21, 10564180), (22, 10083990), (28, 7923135), (30, 7394926), (31, 7156380), (33, 6722660), (35, 6338508), (42, 5282090), (44, 5041995), (55, 4033596), (60, 3697463), (62, 3578190), (66, 3361330), (70, 3169254), (77, 2881140), (84, 2641045), (93, 2385460), (105, 2112836), (110, 2016798), (124, 1789095), (132, 1680665), (140, 1584627), (154, 1440570), (155, 1431276), (165, 1344532), (186, 1192730), (210, 1056418), (217, 1022340), (220, 1008399), (231, 960380), (308, 720285), (310, 715638), (330, 672266), (341, 650580), (372, 596365), (385, 576228), (420, 528209), (434, 511170), (462, 480190), (465, 477092), (620, 357819), (651, 340780), (660, 336133), (682, 325290), (770, 288114), (868, 255585), (924, 240095), (930, 238546), (1023, 216860), (1085, 204468), (1155, 192076), (1302, 170390), (1364, 162645), (1540, 144057), (1549, 143220), (1705, 130116), (1860, 119273), (2046, 108430), (2170, 102234), (2310, 96038), (2387, 92940), (2604, 85195), (3098, 71610), (3255, 68156), (3410, 65058), (4092, 54215), (4340, 51117), (4620, 48019), (4647, 47740), (4774, 46470), (5115, 43372), (6196, 35805), (6510, 34078), (6820, 32529), (7161, 30980), (7745, 28644), (9294, 23870), (9548, 23235), (10230, 21686), (10843, 20460), (11935, 18588), (13020, 17039), (14322, 15490)]