221586540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{3851}}^1$

素因数の和:4007

約数の個数: 96

約数和(自身を含む): 714438144

約数和(自身を除く): 492851604

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 137, 140, 210, 274, 411, 420, 548, 685, 822, 959, 1370, 1644, 1918, 2055, 2740, 2877, 3836, 3851, 4110, 4795, 5754, 7702, 8220, 9590, 11508, 11553, 14385, 15404, 19180, 19255, 23106, 26957, 28770, 38510, 46212, 53914, 57540, 57765, 77020, 80871, 107828, 115530, 134785, 161742, 231060, 269570, 323484, 404355, 527587, 539140, 808710, 1055174, 1582761, 1617420, 2110348, 2637935, 3165522, 3693109, 5275870, 6331044, 7386218, 7913805, 10551740, 11079327, 14772436, 15827610, 18465545, 22158654, 31655220, 36931090, 44317308, 55396635, 73862180, 110793270, 221586540]

約数ペア:

[(1, 221586540), (2, 110793270), (3, 73862180), (4, 55396635), (5, 44317308), (6, 36931090), (7, 31655220), (10, 22158654), (12, 18465545), (14, 15827610), (15, 14772436), (20, 11079327), (21, 10551740), (28, 7913805), (30, 7386218), (35, 6331044), (42, 5275870), (60, 3693109), (70, 3165522), (84, 2637935), (105, 2110348), (137, 1617420), (140, 1582761), (210, 1055174), (274, 808710), (411, 539140), (420, 527587), (548, 404355), (685, 323484), (822, 269570), (959, 231060), (1370, 161742), (1644, 134785), (1918, 115530), (2055, 107828), (2740, 80871), (2877, 77020), (3836, 57765), (3851, 57540), (4110, 53914), (4795, 46212), (5754, 38510), (7702, 28770), (8220, 26957), (9590, 23106), (11508, 19255), (11553, 19180), (14385, 15404)]