61230890

素因数分解:

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

素因数の和:220

約数の個数: 96

約数和(自身を含む): 137894400

約数和(自身を除く): 76663510

約数列:

[1, 2, 5, 7, 10, 14, 29, 31, 35, 49, 58, 62, 70, 98, 139, 145, 155, 203, 217, 245, 278, 290, 310, 406, 434, 490, 695, 899, 973, 1015, 1085, 1390, 1421, 1519, 1798, 1946, 2030, 2170, 2842, 3038, 4031, 4309, 4495, 4865, 6293, 6811, 7105, 7595, 8062, 8618, 8990, 9730, 12586, 13622, 14210, 15190, 20155, 21545, 28217, 30163, 31465, 34055, 40310, 43090, 44051, 56434, 60326, 62930, 68110, 88102, 124961, 141085, 150815, 197519, 211141, 220255, 249922, 282170, 301630, 395038, 422282, 440510, 624805, 874727, 987595, 1055705, 1249610, 1749454, 1975190, 2111410, 4373635, 6123089, 8747270, 12246178, 30615445, 61230890]

約数ペア:

[(1, 61230890), (2, 30615445), (5, 12246178), (7, 8747270), (10, 6123089), (14, 4373635), (29, 2111410), (31, 1975190), (35, 1749454), (49, 1249610), (58, 1055705), (62, 987595), (70, 874727), (98, 624805), (139, 440510), (145, 422282), (155, 395038), (203, 301630), (217, 282170), (245, 249922), (278, 220255), (290, 211141), (310, 197519), (406, 150815), (434, 141085), (490, 124961), (695, 88102), (899, 68110), (973, 62930), (1015, 60326), (1085, 56434), (1390, 44051), (1421, 43090), (1519, 40310), (1798, 34055), (1946, 31465), (2030, 30163), (2170, 28217), (2842, 21545), (3038, 20155), (4031, 15190), (4309, 14210), (4495, 13622), (4865, 12586), (6293, 9730), (6811, 8990), (7105, 8618), (7595, 8062)]