28163160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:402

約数の個数: 128

約数和(自身を含む): 95256000

約数和(自身を除く): 67092840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 89, 90, 108, 120, 135, 178, 180, 216, 267, 270, 293, 356, 360, 445, 534, 540, 586, 712, 801, 879, 890, 1068, 1080, 1172, 1335, 1465, 1602, 1758, 1780, 2136, 2344, 2403, 2637, 2670, 2930, 3204, 3516, 3560, 4005, 4395, 4806, 5274, 5340, 5860, 6408, 7032, 7911, 8010, 8790, 9612, 10548, 10680, 11720, 12015, 13185, 15822, 16020, 17580, 19224, 21096, 24030, 26077, 26370, 31644, 32040, 35160, 39555, 48060, 52154, 52740, 63288, 78231, 79110, 96120, 104308, 105480, 130385, 156462, 158220, 208616, 234693, 260770, 312924, 316440, 391155, 469386, 521540, 625848, 704079, 782310, 938772, 1043080, 1173465, 1408158, 1564620, 1877544, 2346930, 2816316, 3129240, 3520395, 4693860, 5632632, 7040790, 9387720, 14081580, 28163160]

約数ペア:

[(1, 28163160), (2, 14081580), (3, 9387720), (4, 7040790), (5, 5632632), (6, 4693860), (8, 3520395), (9, 3129240), (10, 2816316), (12, 2346930), (15, 1877544), (18, 1564620), (20, 1408158), (24, 1173465), (27, 1043080), (30, 938772), (36, 782310), (40, 704079), (45, 625848), (54, 521540), (60, 469386), (72, 391155), (89, 316440), (90, 312924), (108, 260770), (120, 234693), (135, 208616), (178, 158220), (180, 156462), (216, 130385), (267, 105480), (270, 104308), (293, 96120), (356, 79110), (360, 78231), (445, 63288), (534, 52740), (540, 52154), (586, 48060), (712, 39555), (801, 35160), (879, 32040), (890, 31644), (1068, 26370), (1080, 26077), (1172, 24030), (1335, 21096), (1465, 19224), (1602, 17580), (1758, 16020), (1780, 15822), (2136, 13185), (2344, 12015), (2403, 11720), (2637, 10680), (2670, 10548), (2930, 9612), (3204, 8790), (3516, 8010), (3560, 7911), (4005, 7032), (4395, 6408), (4806, 5860), (5274, 5340)]