19621140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:198

約数の個数: 192

約数和(自身を含む): 71221248

約数和(自身を除く): 51600108

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, 137, 140, 154, 155, 165, 186, 210, 217, 220, 231, 274, 308, 310, 330, 341, 372, 385, 411, 420, 434, 462, 465, 548, 620, 651, 660, 682, 685, 770, 822, 868, 924, 930, 959, 1023, 1085, 1155, 1302, 1364, 1370, 1507, 1540, 1644, 1705, 1860, 1918, 2046, 2055, 2170, 2310, 2387, 2604, 2740, 2877, 3014, 3255, 3410, 3836, 4092, 4110, 4247, 4340, 4521, 4620, 4774, 4795, 5115, 5754, 6028, 6510, 6820, 7161, 7535, 8220, 8494, 9042, 9548, 9590, 10230, 10549, 11508, 11935, 12741, 13020, 14322, 14385, 15070, 16988, 18084, 19180, 20460, 21098, 21235, 22605, 23870, 25482, 28644, 28770, 29729, 30140, 31647, 35805, 42196, 42470, 45210, 46717, 47740, 50964, 52745, 57540, 59458, 63294, 63705, 71610, 84940, 89187, 90420, 93434, 105490, 118916, 126588, 127410, 140151, 143220, 148645, 158235, 178374, 186868, 210980, 233585, 254820, 280302, 297290, 316470, 327019, 356748, 445935, 467170, 560604, 594580, 632940, 654038, 700755, 891870, 934340, 981057, 1308076, 1401510, 1635095, 1783740, 1962114, 2803020, 3270190, 3924228, 4905285, 6540380, 9810570, 19621140]

約数ペア:

[(1, 19621140), (2, 9810570), (3, 6540380), (4, 4905285), (5, 3924228), (6, 3270190), (7, 2803020), (10, 1962114), (11, 1783740), (12, 1635095), (14, 1401510), (15, 1308076), (20, 981057), (21, 934340), (22, 891870), (28, 700755), (30, 654038), (31, 632940), (33, 594580), (35, 560604), (42, 467170), (44, 445935), (55, 356748), (60, 327019), (62, 316470), (66, 297290), (70, 280302), (77, 254820), (84, 233585), (93, 210980), (105, 186868), (110, 178374), (124, 158235), (132, 148645), (137, 143220), (140, 140151), (154, 127410), (155, 126588), (165, 118916), (186, 105490), (210, 93434), (217, 90420), (220, 89187), (231, 84940), (274, 71610), (308, 63705), (310, 63294), (330, 59458), (341, 57540), (372, 52745), (385, 50964), (411, 47740), (420, 46717), (434, 45210), (462, 42470), (465, 42196), (548, 35805), (620, 31647), (651, 30140), (660, 29729), (682, 28770), (685, 28644), (770, 25482), (822, 23870), (868, 22605), (924, 21235), (930, 21098), (959, 20460), (1023, 19180), (1085, 18084), (1155, 16988), (1302, 15070), (1364, 14385), (1370, 14322), (1507, 13020), (1540, 12741), (1644, 11935), (1705, 11508), (1860, 10549), (1918, 10230), (2046, 9590), (2055, 9548), (2170, 9042), (2310, 8494), (2387, 8220), (2604, 7535), (2740, 7161), (2877, 6820), (3014, 6510), (3255, 6028), (3410, 5754), (3836, 5115), (4092, 4795), (4110, 4774), (4247, 4620), (4340, 4521)]