18812400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:339

約数の個数: 120

約数和(自身を含む): 61488624

約数和(自身を除く): 42676224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 61, 75, 80, 100, 120, 122, 150, 183, 200, 240, 244, 257, 300, 305, 366, 400, 488, 514, 600, 610, 732, 771, 915, 976, 1028, 1200, 1220, 1285, 1464, 1525, 1542, 1830, 2056, 2440, 2570, 2928, 3050, 3084, 3660, 3855, 4112, 4575, 4880, 5140, 6100, 6168, 6425, 7320, 7710, 9150, 10280, 12200, 12336, 12850, 14640, 15420, 15677, 18300, 19275, 20560, 24400, 25700, 30840, 31354, 36600, 38550, 47031, 51400, 61680, 62708, 73200, 77100, 78385, 94062, 102800, 125416, 154200, 156770, 188124, 235155, 250832, 308400, 313540, 376248, 391925, 470310, 627080, 752496, 783850, 940620, 1175775, 1254160, 1567700, 1881240, 2351550, 3135400, 3762480, 4703100, 6270800, 9406200, 18812400]

約数ペア:

[(1, 18812400), (2, 9406200), (3, 6270800), (4, 4703100), (5, 3762480), (6, 3135400), (8, 2351550), (10, 1881240), (12, 1567700), (15, 1254160), (16, 1175775), (20, 940620), (24, 783850), (25, 752496), (30, 627080), (40, 470310), (48, 391925), (50, 376248), (60, 313540), (61, 308400), (75, 250832), (80, 235155), (100, 188124), (120, 156770), (122, 154200), (150, 125416), (183, 102800), (200, 94062), (240, 78385), (244, 77100), (257, 73200), (300, 62708), (305, 61680), (366, 51400), (400, 47031), (488, 38550), (514, 36600), (600, 31354), (610, 30840), (732, 25700), (771, 24400), (915, 20560), (976, 19275), (1028, 18300), (1200, 15677), (1220, 15420), (1285, 14640), (1464, 12850), (1525, 12336), (1542, 12200), (1830, 10280), (2056, 9150), (2440, 7710), (2570, 7320), (2928, 6425), (3050, 6168), (3084, 6100), (3660, 5140), (3855, 4880), (4112, 4575)]