20377011900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{449}}^1\times {\mathrm{21611}}^1$

素因数の和:22084

約数の個数: 144

約数和(自身を含む): 67533177600

約数和(自身を除く): 47156165700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 449, 525, 700, 898, 1050, 1347, 1796, 2100, 2245, 2694, 3143, 4490, 5388, 6286, 6735, 8980, 9429, 11225, 12572, 13470, 15715, 18858, 21611, 22450, 26940, 31430, 33675, 37716, 43222, 44900, 47145, 62860, 64833, 67350, 78575, 86444, 94290, 108055, 129666, 134700, 151277, 157150, 188580, 216110, 235725, 259332, 302554, 314300, 324165, 432220, 453831, 471450, 540275, 605108, 648330, 756385, 907662, 942900, 1080550, 1296660, 1512770, 1620825, 1815324, 2161100, 2269155, 3025540, 3241650, 3781925, 4538310, 6483300, 7563850, 9076620, 9703339, 11345775, 15127700, 19406678, 22691550, 29110017, 38813356, 45383100, 48516695, 58220034, 67923373, 97033390, 116440068, 135846746, 145550085, 194066780, 203770119, 242583475, 271693492, 291100170, 339616865, 407540238, 485166950, 582200340, 679233730, 727750425, 815080476, 970333900, 1018850595, 1358467460, 1455500850, 1698084325, 2037701190, 2911001700, 3396168650, 4075402380, 5094252975, 6792337300, 10188505950, 20377011900]

約数ペア:

[(1, 20377011900), (2, 10188505950), (3, 6792337300), (4, 5094252975), (5, 4075402380), (6, 3396168650), (7, 2911001700), (10, 2037701190), (12, 1698084325), (14, 1455500850), (15, 1358467460), (20, 1018850595), (21, 970333900), (25, 815080476), (28, 727750425), (30, 679233730), (35, 582200340), (42, 485166950), (50, 407540238), (60, 339616865), (70, 291100170), (75, 271693492), (84, 242583475), (100, 203770119), (105, 194066780), (140, 145550085), (150, 135846746), (175, 116440068), (210, 97033390), (300, 67923373), (350, 58220034), (420, 48516695), (449, 45383100), (525, 38813356), (700, 29110017), (898, 22691550), (1050, 19406678), (1347, 15127700), (1796, 11345775), (2100, 9703339), (2245, 9076620), (2694, 7563850), (3143, 6483300), (4490, 4538310), (5388, 3781925), (6286, 3241650), (6735, 3025540), (8980, 2269155), (9429, 2161100), (11225, 1815324), (12572, 1620825), (13470, 1512770), (15715, 1296660), (18858, 1080550), (21611, 942900), (22450, 907662), (26940, 756385), (31430, 648330), (33675, 605108), (37716, 540275), (43222, 471450), (44900, 453831), (47145, 432220), (62860, 324165), (64833, 314300), (67350, 302554), (78575, 259332), (86444, 235725), (94290, 216110), (108055, 188580), (129666, 157150), (134700, 151277)]