220979460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{577}}^1$

素因数の和:1093

約数の個数: 96

約数和(自身を含む): 668852352

約数和(自身を除く): 447872892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 491, 577, 780, 982, 1154, 1473, 1731, 1964, 2308, 2455, 2885, 2946, 3462, 4910, 5770, 5892, 6383, 6924, 7365, 7501, 8655, 9820, 11540, 12766, 14730, 15002, 17310, 19149, 22503, 25532, 29460, 30004, 31915, 34620, 37505, 38298, 45006, 63830, 75010, 76596, 90012, 95745, 112515, 127660, 150020, 191490, 225030, 283307, 382980, 450060, 566614, 849921, 1133228, 1416535, 1699842, 2833070, 3399684, 3682991, 4249605, 5666140, 7365982, 8499210, 11048973, 14731964, 16998420, 18414955, 22097946, 36829910, 44195892, 55244865, 73659820, 110489730, 220979460]

約数ペア:

[(1, 220979460), (2, 110489730), (3, 73659820), (4, 55244865), (5, 44195892), (6, 36829910), (10, 22097946), (12, 18414955), (13, 16998420), (15, 14731964), (20, 11048973), (26, 8499210), (30, 7365982), (39, 5666140), (52, 4249605), (60, 3682991), (65, 3399684), (78, 2833070), (130, 1699842), (156, 1416535), (195, 1133228), (260, 849921), (390, 566614), (491, 450060), (577, 382980), (780, 283307), (982, 225030), (1154, 191490), (1473, 150020), (1731, 127660), (1964, 112515), (2308, 95745), (2455, 90012), (2885, 76596), (2946, 75010), (3462, 63830), (4910, 45006), (5770, 38298), (5892, 37505), (6383, 34620), (6924, 31915), (7365, 30004), (7501, 29460), (8655, 25532), (9820, 22503), (11540, 19149), (12766, 17310), (14730, 15002)]