28935900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{1531}}^1$

素因数の和:1561

約数の個数: 144

約数和(自身を含む): 106382080

約数和(自身を除く): 77446180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 525, 540, 630, 675, 700, 756, 900, 945, 1050, 1260, 1350, 1531, 1575, 1890, 2100, 2700, 3062, 3150, 3780, 4593, 4725, 6124, 6300, 7655, 9186, 9450, 10717, 13779, 15310, 18372, 18900, 21434, 22965, 27558, 30620, 32151, 38275, 41337, 42868, 45930, 53585, 55116, 64302, 68895, 76550, 82674, 91860, 96453, 107170, 114825, 128604, 137790, 153100, 160755, 165348, 192906, 206685, 214340, 229650, 267925, 275580, 289359, 321510, 344475, 385812, 413370, 459300, 482265, 535850, 578718, 643020, 688950, 803775, 826740, 964530, 1033425, 1071700, 1157436, 1377900, 1446795, 1607550, 1929060, 2066850, 2411325, 2893590, 3215100, 4133700, 4822650, 5787180, 7233975, 9645300, 14467950, 28935900]

約数ペア:

[(1, 28935900), (2, 14467950), (3, 9645300), (4, 7233975), (5, 5787180), (6, 4822650), (7, 4133700), (9, 3215100), (10, 2893590), (12, 2411325), (14, 2066850), (15, 1929060), (18, 1607550), (20, 1446795), (21, 1377900), (25, 1157436), (27, 1071700), (28, 1033425), (30, 964530), (35, 826740), (36, 803775), (42, 688950), (45, 643020), (50, 578718), (54, 535850), (60, 482265), (63, 459300), (70, 413370), (75, 385812), (84, 344475), (90, 321510), (100, 289359), (105, 275580), (108, 267925), (126, 229650), (135, 214340), (140, 206685), (150, 192906), (175, 165348), (180, 160755), (189, 153100), (210, 137790), (225, 128604), (252, 114825), (270, 107170), (300, 96453), (315, 91860), (350, 82674), (378, 76550), (420, 68895), (450, 64302), (525, 55116), (540, 53585), (630, 45930), (675, 42868), (700, 41337), (756, 38275), (900, 32151), (945, 30620), (1050, 27558), (1260, 22965), (1350, 21434), (1531, 18900), (1575, 18372), (1890, 15310), (2100, 13779), (2700, 10717), (3062, 9450), (3150, 9186), (3780, 7655), (4593, 6300), (4725, 6124)]