409127520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{20789}}^1$

素因数の和:20848

約数の個数: 96

約数和(自身を含む): 1320248160

約数和(自身を除く): 911120640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 80, 82, 96, 120, 123, 160, 164, 205, 240, 246, 328, 410, 480, 492, 615, 656, 820, 984, 1230, 1312, 1640, 1968, 2460, 3280, 3936, 4920, 6560, 9840, 19680, 20789, 41578, 62367, 83156, 103945, 124734, 166312, 207890, 249468, 311835, 332624, 415780, 498936, 623670, 665248, 831560, 852349, 997872, 1247340, 1663120, 1704698, 1995744, 2494680, 2557047, 3326240, 3409396, 4261745, 4989360, 5114094, 6818792, 8523490, 9978720, 10228188, 12785235, 13637584, 17046980, 20456376, 25570470, 27275168, 34093960, 40912752, 51140940, 68187920, 81825504, 102281880, 136375840, 204563760, 409127520]

約数ペア:

[(1, 409127520), (2, 204563760), (3, 136375840), (4, 102281880), (5, 81825504), (6, 68187920), (8, 51140940), (10, 40912752), (12, 34093960), (15, 27275168), (16, 25570470), (20, 20456376), (24, 17046980), (30, 13637584), (32, 12785235), (40, 10228188), (41, 9978720), (48, 8523490), (60, 6818792), (80, 5114094), (82, 4989360), (96, 4261745), (120, 3409396), (123, 3326240), (160, 2557047), (164, 2494680), (205, 1995744), (240, 1704698), (246, 1663120), (328, 1247340), (410, 997872), (480, 852349), (492, 831560), (615, 665248), (656, 623670), (820, 498936), (984, 415780), (1230, 332624), (1312, 311835), (1640, 249468), (1968, 207890), (2460, 166312), (3280, 124734), (3936, 103945), (4920, 83156), (6560, 62367), (9840, 41578), (19680, 20789)]