28529640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:176

約数の個数: 192

約数和(自身を含む): 100900800

約数和(自身を除く): 72371160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 43, 45, 57, 60, 72, 76, 86, 90, 95, 97, 114, 120, 129, 152, 171, 172, 180, 190, 194, 215, 228, 258, 285, 291, 342, 344, 360, 380, 387, 388, 430, 456, 485, 516, 570, 582, 645, 684, 760, 774, 776, 817, 855, 860, 873, 970, 1032, 1140, 1164, 1290, 1368, 1455, 1548, 1634, 1710, 1720, 1746, 1843, 1935, 1940, 2280, 2328, 2451, 2580, 2910, 3096, 3268, 3420, 3492, 3686, 3870, 3880, 4085, 4171, 4365, 4902, 5160, 5529, 5820, 6536, 6840, 6984, 7353, 7372, 7740, 8170, 8342, 8730, 9215, 9804, 11058, 11640, 12255, 12513, 14706, 14744, 15480, 16340, 16587, 16684, 17460, 18430, 19608, 20855, 22116, 24510, 25026, 27645, 29412, 32680, 33174, 33368, 34920, 36765, 36860, 37539, 41710, 44232, 49020, 50052, 55290, 58824, 62565, 66348, 73530, 73720, 75078, 79249, 82935, 83420, 98040, 100104, 110580, 125130, 132696, 147060, 150156, 158498, 165870, 166840, 187695, 221160, 237747, 250260, 294120, 300312, 316996, 331740, 375390, 396245, 475494, 500520, 633992, 663480, 713241, 750780, 792490, 950988, 1188735, 1426482, 1501560, 1584980, 1901976, 2377470, 2852964, 3169960, 3566205, 4754940, 5705928, 7132410, 9509880, 14264820, 28529640]

約数ペア:

[(1, 28529640), (2, 14264820), (3, 9509880), (4, 7132410), (5, 5705928), (6, 4754940), (8, 3566205), (9, 3169960), (10, 2852964), (12, 2377470), (15, 1901976), (18, 1584980), (19, 1501560), (20, 1426482), (24, 1188735), (30, 950988), (36, 792490), (38, 750780), (40, 713241), (43, 663480), (45, 633992), (57, 500520), (60, 475494), (72, 396245), (76, 375390), (86, 331740), (90, 316996), (95, 300312), (97, 294120), (114, 250260), (120, 237747), (129, 221160), (152, 187695), (171, 166840), (172, 165870), (180, 158498), (190, 150156), (194, 147060), (215, 132696), (228, 125130), (258, 110580), (285, 100104), (291, 98040), (342, 83420), (344, 82935), (360, 79249), (380, 75078), (387, 73720), (388, 73530), (430, 66348), (456, 62565), (485, 58824), (516, 55290), (570, 50052), (582, 49020), (645, 44232), (684, 41710), (760, 37539), (774, 36860), (776, 36765), (817, 34920), (855, 33368), (860, 33174), (873, 32680), (970, 29412), (1032, 27645), (1140, 25026), (1164, 24510), (1290, 22116), (1368, 20855), (1455, 19608), (1548, 18430), (1634, 17460), (1710, 16684), (1720, 16587), (1746, 16340), (1843, 15480), (1935, 14744), (1940, 14706), (2280, 12513), (2328, 12255), (2451, 11640), (2580, 11058), (2910, 9804), (3096, 9215), (3268, 8730), (3420, 8342), (3492, 8170), (3686, 7740), (3870, 7372), (3880, 7353), (4085, 6984), (4171, 6840), (4365, 6536), (4902, 5820), (5160, 5529)]