64745400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^2$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 211091400

約数和(自身を除く): 146346000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 29, 30, 40, 50, 58, 60, 61, 75, 87, 100, 116, 120, 122, 145, 150, 174, 183, 200, 232, 244, 290, 300, 305, 348, 366, 435, 488, 580, 600, 610, 696, 725, 732, 870, 915, 1160, 1220, 1450, 1464, 1525, 1740, 1769, 1830, 2175, 2440, 2900, 3050, 3480, 3538, 3660, 3721, 4350, 4575, 5307, 5800, 6100, 7076, 7320, 7442, 8700, 8845, 9150, 10614, 11163, 12200, 14152, 14884, 17400, 17690, 18300, 18605, 21228, 22326, 26535, 29768, 35380, 36600, 37210, 42456, 44225, 44652, 53070, 55815, 70760, 74420, 88450, 89304, 93025, 106140, 107909, 111630, 132675, 148840, 176900, 186050, 212280, 215818, 223260, 265350, 279075, 323727, 353800, 372100, 431636, 446520, 530700, 539545, 558150, 647454, 744200, 863272, 1061400, 1079090, 1116300, 1294908, 1618635, 2158180, 2232600, 2589816, 2697725, 3237270, 4316360, 5395450, 6474540, 8093175, 10790900, 12949080, 16186350, 21581800, 32372700, 64745400]

約数ペア:

[(1, 64745400), (2, 32372700), (3, 21581800), (4, 16186350), (5, 12949080), (6, 10790900), (8, 8093175), (10, 6474540), (12, 5395450), (15, 4316360), (20, 3237270), (24, 2697725), (25, 2589816), (29, 2232600), (30, 2158180), (40, 1618635), (50, 1294908), (58, 1116300), (60, 1079090), (61, 1061400), (75, 863272), (87, 744200), (100, 647454), (116, 558150), (120, 539545), (122, 530700), (145, 446520), (150, 431636), (174, 372100), (183, 353800), (200, 323727), (232, 279075), (244, 265350), (290, 223260), (300, 215818), (305, 212280), (348, 186050), (366, 176900), (435, 148840), (488, 132675), (580, 111630), (600, 107909), (610, 106140), (696, 93025), (725, 89304), (732, 88450), (870, 74420), (915, 70760), (1160, 55815), (1220, 53070), (1450, 44652), (1464, 44225), (1525, 42456), (1740, 37210), (1769, 36600), (1830, 35380), (2175, 29768), (2440, 26535), (2900, 22326), (3050, 21228), (3480, 18605), (3538, 18300), (3660, 17690), (3721, 17400), (4350, 14884), (4575, 14152), (5307, 12200), (5800, 11163), (6100, 10614), (7076, 9150), (7320, 8845), (7442, 8700)]