28648200

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1$

素因数の和:404

約数の個数: 192

約数和(自身を含む): 107136000

約数和(自身を除く): 78487800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 25, 28, 30, 35, 38, 40, 42, 50, 56, 57, 60, 70, 75, 76, 84, 95, 100, 105, 114, 120, 133, 140, 150, 152, 168, 175, 190, 200, 210, 228, 266, 280, 285, 300, 350, 359, 380, 399, 420, 456, 475, 525, 532, 570, 600, 665, 700, 718, 760, 798, 840, 950, 1050, 1064, 1077, 1140, 1330, 1400, 1425, 1436, 1596, 1795, 1900, 1995, 2100, 2154, 2280, 2513, 2660, 2850, 2872, 3192, 3325, 3590, 3800, 3990, 4200, 4308, 5026, 5320, 5385, 5700, 6650, 6821, 7180, 7539, 7980, 8616, 8975, 9975, 10052, 10770, 11400, 12565, 13300, 13642, 14360, 15078, 15960, 17950, 19950, 20104, 20463, 21540, 25130, 26600, 26925, 27284, 30156, 34105, 35900, 37695, 39900, 40926, 43080, 47747, 50260, 53850, 54568, 60312, 62825, 68210, 71800, 75390, 79800, 81852, 95494, 100520, 102315, 107700, 125650, 136420, 143241, 150780, 163704, 170525, 188475, 190988, 204630, 215400, 238735, 251300, 272840, 286482, 301560, 341050, 376950, 381976, 409260, 477470, 502600, 511575, 572964, 682100, 716205, 753900, 818520, 954940, 1023150, 1145928, 1193675, 1364200, 1432410, 1507800, 1909880, 2046300, 2387350, 2864820, 3581025, 4092600, 4774700, 5729640, 7162050, 9549400, 14324100, 28648200]

約数ペア:

[(1, 28648200), (2, 14324100), (3, 9549400), (4, 7162050), (5, 5729640), (6, 4774700), (7, 4092600), (8, 3581025), (10, 2864820), (12, 2387350), (14, 2046300), (15, 1909880), (19, 1507800), (20, 1432410), (21, 1364200), (24, 1193675), (25, 1145928), (28, 1023150), (30, 954940), (35, 818520), (38, 753900), (40, 716205), (42, 682100), (50, 572964), (56, 511575), (57, 502600), (60, 477470), (70, 409260), (75, 381976), (76, 376950), (84, 341050), (95, 301560), (100, 286482), (105, 272840), (114, 251300), (120, 238735), (133, 215400), (140, 204630), (150, 190988), (152, 188475), (168, 170525), (175, 163704), (190, 150780), (200, 143241), (210, 136420), (228, 125650), (266, 107700), (280, 102315), (285, 100520), (300, 95494), (350, 81852), (359, 79800), (380, 75390), (399, 71800), (420, 68210), (456, 62825), (475, 60312), (525, 54568), (532, 53850), (570, 50260), (600, 47747), (665, 43080), (700, 40926), (718, 39900), (760, 37695), (798, 35900), (840, 34105), (950, 30156), (1050, 27284), (1064, 26925), (1077, 26600), (1140, 25130), (1330, 21540), (1400, 20463), (1425, 20104), (1436, 19950), (1596, 17950), (1795, 15960), (1900, 15078), (1995, 14360), (2100, 13642), (2154, 13300), (2280, 12565), (2513, 11400), (2660, 10770), (2850, 10052), (2872, 9975), (3192, 8975), (3325, 8616), (3590, 7980), (3800, 7539), (3990, 7180), (4200, 6821), (4308, 6650), (5026, 5700), (5320, 5385)]