122461780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:222

約数の個数: 144

約数和(自身を含む): 321753600

約数和(自身を除く): 199291820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 31, 35, 49, 58, 62, 70, 98, 116, 124, 139, 140, 145, 155, 196, 203, 217, 245, 278, 290, 310, 406, 434, 490, 556, 580, 620, 695, 812, 868, 899, 973, 980, 1015, 1085, 1390, 1421, 1519, 1798, 1946, 2030, 2170, 2780, 2842, 3038, 3596, 3892, 4031, 4060, 4309, 4340, 4495, 4865, 5684, 6076, 6293, 6811, 7105, 7595, 8062, 8618, 8990, 9730, 12586, 13622, 14210, 15190, 16124, 17236, 17980, 19460, 20155, 21545, 25172, 27244, 28217, 28420, 30163, 30380, 31465, 34055, 40310, 43090, 44051, 56434, 60326, 62930, 68110, 80620, 86180, 88102, 112868, 120652, 124961, 125860, 136220, 141085, 150815, 176204, 197519, 211141, 220255, 249922, 282170, 301630, 395038, 422282, 440510, 499844, 564340, 603260, 624805, 790076, 844564, 874727, 881020, 987595, 1055705, 1249610, 1749454, 1975190, 2111410, 2499220, 3498908, 3950380, 4222820, 4373635, 6123089, 8747270, 12246178, 17494540, 24492356, 30615445, 61230890, 122461780]

約数ペア:

[(1, 122461780), (2, 61230890), (4, 30615445), (5, 24492356), (7, 17494540), (10, 12246178), (14, 8747270), (20, 6123089), (28, 4373635), (29, 4222820), (31, 3950380), (35, 3498908), (49, 2499220), (58, 2111410), (62, 1975190), (70, 1749454), (98, 1249610), (116, 1055705), (124, 987595), (139, 881020), (140, 874727), (145, 844564), (155, 790076), (196, 624805), (203, 603260), (217, 564340), (245, 499844), (278, 440510), (290, 422282), (310, 395038), (406, 301630), (434, 282170), (490, 249922), (556, 220255), (580, 211141), (620, 197519), (695, 176204), (812, 150815), (868, 141085), (899, 136220), (973, 125860), (980, 124961), (1015, 120652), (1085, 112868), (1390, 88102), (1421, 86180), (1519, 80620), (1798, 68110), (1946, 62930), (2030, 60326), (2170, 56434), (2780, 44051), (2842, 43090), (3038, 40310), (3596, 34055), (3892, 31465), (4031, 30380), (4060, 30163), (4309, 28420), (4340, 28217), (4495, 27244), (4865, 25172), (5684, 21545), (6076, 20155), (6293, 19460), (6811, 17980), (7105, 17236), (7595, 16124), (8062, 15190), (8618, 14210), (8990, 13622), (9730, 12586)]