209220540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{85049}}^1$

素因数の和:85102

約数の個数: 48

約数和(自身を含む): 600112800

約数和(自身を除く): 390892260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 85049, 170098, 255147, 340196, 425245, 510294, 850490, 1020588, 1275735, 1700980, 2551470, 3487009, 5102940, 6974018, 10461027, 13948036, 17435045, 20922054, 34870090, 41844108, 52305135, 69740180, 104610270, 209220540]

約数ペア:

[(1, 209220540), (2, 104610270), (3, 69740180), (4, 52305135), (5, 41844108), (6, 34870090), (10, 20922054), (12, 17435045), (15, 13948036), (20, 10461027), (30, 6974018), (41, 5102940), (60, 3487009), (82, 2551470), (123, 1700980), (164, 1275735), (205, 1020588), (246, 850490), (410, 510294), (492, 425245), (615, 340196), (820, 255147), (1230, 170098), (2460, 85049)]