71581860

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{653}}^1$

素因数の和:707

約数の個数: 192

約数和(自身を含む): 263692800

約数和(自身を除く): 192110940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 29, 30, 35, 36, 42, 45, 54, 58, 60, 63, 70, 84, 87, 90, 105, 108, 116, 126, 135, 140, 145, 174, 180, 189, 203, 210, 252, 261, 270, 290, 315, 348, 378, 406, 420, 435, 522, 540, 580, 609, 630, 653, 756, 783, 812, 870, 945, 1015, 1044, 1218, 1260, 1305, 1306, 1566, 1740, 1827, 1890, 1959, 2030, 2436, 2610, 2612, 3045, 3132, 3265, 3654, 3780, 3915, 3918, 4060, 4571, 5220, 5481, 5877, 6090, 6530, 7308, 7830, 7836, 9135, 9142, 9795, 10962, 11754, 12180, 13060, 13713, 15660, 17631, 18270, 18284, 18937, 19590, 21924, 22855, 23508, 27405, 27426, 29385, 35262, 36540, 37874, 39180, 41139, 45710, 54810, 54852, 56811, 58770, 68565, 70524, 75748, 82278, 88155, 91420, 94685, 109620, 113622, 117540, 123417, 132559, 137130, 164556, 170433, 176310, 189370, 205695, 227244, 246834, 265118, 274260, 284055, 340866, 352620, 378740, 397677, 411390, 493668, 511299, 530236, 568110, 617085, 662795, 681732, 795354, 822780, 852165, 1022598, 1136220, 1193031, 1234170, 1325590, 1590708, 1704330, 1988385, 2045196, 2386062, 2468340, 2556495, 2651180, 3408660, 3579093, 3976770, 4772124, 5112990, 5965155, 7158186, 7953540, 10225980, 11930310, 14316372, 17895465, 23860620, 35790930, 71581860]

約数ペア:

[(1, 71581860), (2, 35790930), (3, 23860620), (4, 17895465), (5, 14316372), (6, 11930310), (7, 10225980), (9, 7953540), (10, 7158186), (12, 5965155), (14, 5112990), (15, 4772124), (18, 3976770), (20, 3579093), (21, 3408660), (27, 2651180), (28, 2556495), (29, 2468340), (30, 2386062), (35, 2045196), (36, 1988385), (42, 1704330), (45, 1590708), (54, 1325590), (58, 1234170), (60, 1193031), (63, 1136220), (70, 1022598), (84, 852165), (87, 822780), (90, 795354), (105, 681732), (108, 662795), (116, 617085), (126, 568110), (135, 530236), (140, 511299), (145, 493668), (174, 411390), (180, 397677), (189, 378740), (203, 352620), (210, 340866), (252, 284055), (261, 274260), (270, 265118), (290, 246834), (315, 227244), (348, 205695), (378, 189370), (406, 176310), (420, 170433), (435, 164556), (522, 137130), (540, 132559), (580, 123417), (609, 117540), (630, 113622), (653, 109620), (756, 94685), (783, 91420), (812, 88155), (870, 82278), (945, 75748), (1015, 70524), (1044, 68565), (1218, 58770), (1260, 56811), (1305, 54852), (1306, 54810), (1566, 45710), (1740, 41139), (1827, 39180), (1890, 37874), (1959, 36540), (2030, 35262), (2436, 29385), (2610, 27426), (2612, 27405), (3045, 23508), (3132, 22855), (3265, 21924), (3654, 19590), (3780, 18937), (3915, 18284), (3918, 18270), (4060, 17631), (4571, 15660), (5220, 13713), (5481, 13060), (5877, 12180), (6090, 11754), (6530, 10962), (7308, 9795), (7830, 9142), (7836, 9135)]