19775560440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{8353}}^1$

素因数の和:8657

約数の個数: 128

約数和(自身を含む): 60208948800

約数和(自身を除く): 40433388360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 181, 218, 327, 362, 436, 543, 545, 654, 724, 872, 905, 1086, 1090, 1308, 1448, 1635, 1810, 2172, 2180, 2616, 2715, 3270, 3620, 4344, 4360, 5430, 6540, 7240, 8353, 10860, 13080, 16706, 19729, 21720, 25059, 33412, 39458, 41765, 50118, 59187, 66824, 78916, 83530, 98645, 100236, 118374, 125295, 157832, 167060, 197290, 200472, 236748, 250590, 295935, 334120, 394580, 473496, 501180, 591870, 789160, 910477, 1002360, 1183740, 1511893, 1820954, 2367480, 2731431, 3023786, 3641908, 4535679, 4552385, 5462862, 6047572, 7283816, 7559465, 9071358, 9104770, 10925724, 12095144, 13657155, 15118930, 18142716, 18209540, 21851448, 22678395, 27314310, 30237860, 36285432, 36419080, 45356790, 54628620, 60475720, 90713580, 109257240, 164796337, 181427160, 329592674, 494389011, 659185348, 823981685, 988778022, 1318370696, 1647963370, 1977556044, 2471945055, 3295926740, 3955112088, 4943890110, 6591853480, 9887780220, 19775560440]

約数ペア:

[(1, 19775560440), (2, 9887780220), (3, 6591853480), (4, 4943890110), (5, 3955112088), (6, 3295926740), (8, 2471945055), (10, 1977556044), (12, 1647963370), (15, 1318370696), (20, 988778022), (24, 823981685), (30, 659185348), (40, 494389011), (60, 329592674), (109, 181427160), (120, 164796337), (181, 109257240), (218, 90713580), (327, 60475720), (362, 54628620), (436, 45356790), (543, 36419080), (545, 36285432), (654, 30237860), (724, 27314310), (872, 22678395), (905, 21851448), (1086, 18209540), (1090, 18142716), (1308, 15118930), (1448, 13657155), (1635, 12095144), (1810, 10925724), (2172, 9104770), (2180, 9071358), (2616, 7559465), (2715, 7283816), (3270, 6047572), (3620, 5462862), (4344, 4552385), (4360, 4535679), (5430, 3641908), (6540, 3023786), (7240, 2731431), (8353, 2367480), (10860, 1820954), (13080, 1511893), (16706, 1183740), (19729, 1002360), (21720, 910477), (25059, 789160), (33412, 591870), (39458, 501180), (41765, 473496), (50118, 394580), (59187, 334120), (66824, 295935), (78916, 250590), (83530, 236748), (98645, 200472), (100236, 197290), (118374, 167060), (125295, 157832)]