2217768780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1\times {\mathrm{1069}}^1$

素因数の和:1639

約数の個数: 96

約数和(自身を含む): 6316047360

約数和(自身を除く): 4098278580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 487, 710, 852, 974, 1065, 1069, 1420, 1461, 1948, 2130, 2138, 2435, 2922, 3207, 4260, 4276, 4870, 5345, 5844, 6414, 7305, 9740, 10690, 12828, 14610, 16035, 21380, 29220, 32070, 34577, 64140, 69154, 75899, 103731, 138308, 151798, 172885, 207462, 227697, 303596, 345770, 379495, 414924, 455394, 518655, 520603, 691540, 758990, 910788, 1037310, 1041206, 1138485, 1517980, 1561809, 2074620, 2082412, 2276970, 2603015, 3123618, 4553940, 5206030, 6247236, 7809045, 10412060, 15618090, 31236180, 36962813, 73925626, 110888439, 147851252, 184814065, 221776878, 369628130, 443553756, 554442195, 739256260, 1108884390, 2217768780]

約数ペア:

[(1, 2217768780), (2, 1108884390), (3, 739256260), (4, 554442195), (5, 443553756), (6, 369628130), (10, 221776878), (12, 184814065), (15, 147851252), (20, 110888439), (30, 73925626), (60, 36962813), (71, 31236180), (142, 15618090), (213, 10412060), (284, 7809045), (355, 6247236), (426, 5206030), (487, 4553940), (710, 3123618), (852, 2603015), (974, 2276970), (1065, 2082412), (1069, 2074620), (1420, 1561809), (1461, 1517980), (1948, 1138485), (2130, 1041206), (2138, 1037310), (2435, 910788), (2922, 758990), (3207, 691540), (4260, 520603), (4276, 518655), (4870, 455394), (5345, 414924), (5844, 379495), (6414, 345770), (7305, 303596), (9740, 227697), (10690, 207462), (12828, 172885), (14610, 151798), (16035, 138308), (21380, 103731), (29220, 75899), (32070, 69154), (34577, 64140)]