217475230

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:294

約数の個数: 96

約数和(自身を含む): 478033920

約数和(自身を除く): 260558690

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 98, 103, 139, 155, 206, 217, 245, 278, 310, 434, 490, 515, 695, 721, 973, 1030, 1085, 1390, 1442, 1519, 1946, 2170, 3038, 3193, 3605, 4309, 4865, 5047, 6386, 6811, 7210, 7595, 8618, 9730, 10094, 13622, 14317, 15190, 15965, 21545, 22351, 25235, 28634, 30163, 31930, 34055, 43090, 44702, 50470, 60326, 68110, 71585, 100219, 111755, 143170, 150815, 156457, 200438, 211141, 223510, 301630, 312914, 422282, 443827, 501095, 701533, 782285, 887654, 1002190, 1055705, 1403066, 1564570, 2111410, 2219135, 3106789, 3507665, 4438270, 6213578, 7015330, 15533945, 21747523, 31067890, 43495046, 108737615, 217475230]

約数ペア:

[(1, 217475230), (2, 108737615), (5, 43495046), (7, 31067890), (10, 21747523), (14, 15533945), (31, 7015330), (35, 6213578), (49, 4438270), (62, 3507665), (70, 3106789), (98, 2219135), (103, 2111410), (139, 1564570), (155, 1403066), (206, 1055705), (217, 1002190), (245, 887654), (278, 782285), (310, 701533), (434, 501095), (490, 443827), (515, 422282), (695, 312914), (721, 301630), (973, 223510), (1030, 211141), (1085, 200438), (1390, 156457), (1442, 150815), (1519, 143170), (1946, 111755), (2170, 100219), (3038, 71585), (3193, 68110), (3605, 60326), (4309, 50470), (4865, 44702), (5047, 43090), (6386, 34055), (6811, 31930), (7210, 30163), (7595, 28634), (8618, 25235), (9730, 22351), (10094, 21545), (13622, 15965), (14317, 15190)]