345245880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{411007}}^1$

素因数の和:411028

約数の個数: 64

約数和(自身を含む): 1183703040

約数和(自身を除く): 838457160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 411007, 822014, 1233021, 1644028, 2055035, 2466042, 2877049, 3288056, 4110070, 4932084, 5754098, 6165105, 8220140, 8631147, 9864168, 11508196, 12330210, 14385245, 16440280, 17262294, 23016392, 24660420, 28770490, 34524588, 43155735, 49320840, 57540980, 69049176, 86311470, 115081960, 172622940, 345245880]

約数ペア:

[(1, 345245880), (2, 172622940), (3, 115081960), (4, 86311470), (5, 69049176), (6, 57540980), (7, 49320840), (8, 43155735), (10, 34524588), (12, 28770490), (14, 24660420), (15, 23016392), (20, 17262294), (21, 16440280), (24, 14385245), (28, 12330210), (30, 11508196), (35, 9864168), (40, 8631147), (42, 8220140), (56, 6165105), (60, 5754098), (70, 4932084), (84, 4110070), (105, 3288056), (120, 2877049), (140, 2466042), (168, 2055035), (210, 1644028), (280, 1233021), (420, 822014), (840, 411007)]