137760420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{1361}}^1$

素因数の和:1621

約数の個数: 96

約数和(自身を含む): 442987776

約数和(自身を除く): 305227356

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 241, 420, 482, 723, 964, 1205, 1361, 1446, 1687, 2410, 2722, 2892, 3374, 3615, 4083, 4820, 5061, 5444, 6748, 6805, 7230, 8166, 8435, 9527, 10122, 13610, 14460, 16332, 16870, 19054, 20244, 20415, 25305, 27220, 28581, 33740, 38108, 40830, 47635, 50610, 57162, 81660, 95270, 101220, 114324, 142905, 190540, 285810, 328001, 571620, 656002, 984003, 1312004, 1640005, 1968006, 2296007, 3280010, 3936012, 4592014, 4920015, 6560020, 6888021, 9184028, 9840030, 11480035, 13776042, 19680060, 22960070, 27552084, 34440105, 45920140, 68880210, 137760420]

約数ペア:

[(1, 137760420), (2, 68880210), (3, 45920140), (4, 34440105), (5, 27552084), (6, 22960070), (7, 19680060), (10, 13776042), (12, 11480035), (14, 9840030), (15, 9184028), (20, 6888021), (21, 6560020), (28, 4920015), (30, 4592014), (35, 3936012), (42, 3280010), (60, 2296007), (70, 1968006), (84, 1640005), (105, 1312004), (140, 984003), (210, 656002), (241, 571620), (420, 328001), (482, 285810), (723, 190540), (964, 142905), (1205, 114324), (1361, 101220), (1446, 95270), (1687, 81660), (2410, 57162), (2722, 50610), (2892, 47635), (3374, 40830), (3615, 38108), (4083, 33740), (4820, 28581), (5061, 27220), (5444, 25305), (6748, 20415), (6805, 20244), (7230, 19054), (8166, 16870), (8435, 16332), (9527, 14460), (10122, 13610)]