87283980

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:250

約数の個数: 240

約数和(自身を含む): 321995520

約数和(自身を除く): 234711540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 43, 45, 54, 60, 63, 70, 81, 84, 86, 90, 105, 108, 126, 129, 135, 140, 162, 172, 179, 180, 189, 210, 215, 252, 258, 270, 301, 315, 324, 358, 378, 387, 405, 420, 430, 516, 537, 540, 567, 602, 630, 645, 716, 756, 774, 810, 860, 895, 903, 945, 1074, 1134, 1161, 1204, 1253, 1260, 1290, 1505, 1548, 1611, 1620, 1790, 1806, 1890, 1935, 2148, 2268, 2322, 2506, 2580, 2685, 2709, 2835, 3010, 3222, 3483, 3580, 3612, 3759, 3780, 3870, 4515, 4644, 4833, 5012, 5370, 5418, 5670, 5805, 6020, 6265, 6444, 6966, 7518, 7697, 7740, 8055, 8127, 9030, 9666, 10740, 10836, 11277, 11340, 11610, 12530, 13545, 13932, 14499, 15036, 15394, 16110, 16254, 17415, 18060, 18795, 19332, 22554, 23091, 23220, 24165, 24381, 25060, 27090, 28998, 30788, 32220, 32508, 33831, 34830, 37590, 38485, 40635, 45108, 46182, 48330, 48762, 53879, 54180, 56385, 57996, 67662, 69273, 69660, 72495, 75180, 76970, 81270, 92364, 96660, 97524, 101493, 107758, 112770, 115455, 121905, 135324, 138546, 144990, 153940, 161637, 162540, 169155, 202986, 207819, 215516, 225540, 230910, 243810, 269395, 277092, 289980, 323274, 338310, 346365, 405972, 415638, 461820, 484911, 487620, 507465, 538790, 623457, 646548, 676620, 692730, 808185, 831276, 969822, 1014930, 1039095, 1077580, 1246914, 1385460, 1454733, 1616370, 1939644, 2029860, 2078190, 2424555, 2493828, 2909466, 3117285, 3232740, 4156380, 4364199, 4849110, 5818932, 6234570, 7273665, 8728398, 9698220, 12469140, 14547330, 17456796, 21820995, 29094660, 43641990, 87283980]

約数ペア:

[(1, 87283980), (2, 43641990), (3, 29094660), (4, 21820995), (5, 17456796), (6, 14547330), (7, 12469140), (9, 9698220), (10, 8728398), (12, 7273665), (14, 6234570), (15, 5818932), (18, 4849110), (20, 4364199), (21, 4156380), (27, 3232740), (28, 3117285), (30, 2909466), (35, 2493828), (36, 2424555), (42, 2078190), (43, 2029860), (45, 1939644), (54, 1616370), (60, 1454733), (63, 1385460), (70, 1246914), (81, 1077580), (84, 1039095), (86, 1014930), (90, 969822), (105, 831276), (108, 808185), (126, 692730), (129, 676620), (135, 646548), (140, 623457), (162, 538790), (172, 507465), (179, 487620), (180, 484911), (189, 461820), (210, 415638), (215, 405972), (252, 346365), (258, 338310), (270, 323274), (301, 289980), (315, 277092), (324, 269395), (358, 243810), (378, 230910), (387, 225540), (405, 215516), (420, 207819), (430, 202986), (516, 169155), (537, 162540), (540, 161637), (567, 153940), (602, 144990), (630, 138546), (645, 135324), (716, 121905), (756, 115455), (774, 112770), (810, 107758), (860, 101493), (895, 97524), (903, 96660), (945, 92364), (1074, 81270), (1134, 76970), (1161, 75180), (1204, 72495), (1253, 69660), (1260, 69273), (1290, 67662), (1505, 57996), (1548, 56385), (1611, 54180), (1620, 53879), (1790, 48762), (1806, 48330), (1890, 46182), (1935, 45108), (2148, 40635), (2268, 38485), (2322, 37590), (2506, 34830), (2580, 33831), (2685, 32508), (2709, 32220), (2835, 30788), (3010, 28998), (3222, 27090), (3483, 25060), (3580, 24381), (3612, 24165), (3759, 23220), (3780, 23091), (3870, 22554), (4515, 19332), (4644, 18795), (4833, 18060), (5012, 17415), (5370, 16254), (5418, 16110), (5670, 15394), (5805, 15036), (6020, 14499), (6265, 13932), (6444, 13545), (6966, 12530), (7518, 11610), (7697, 11340), (7740, 11277), (8055, 10836), (8127, 10740), (9030, 9666)]