243207580

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11}}^2\times {\mathrm{293}}^1$

素因数の和:345

約数の個数: 144

約数和(自身を含む): 656913600

約数和(自身を除く): 413706020

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 121, 140, 154, 196, 220, 242, 245, 293, 308, 343, 385, 484, 490, 539, 586, 605, 686, 770, 847, 980, 1078, 1172, 1210, 1372, 1465, 1540, 1694, 1715, 2051, 2156, 2420, 2695, 2930, 3223, 3388, 3430, 3773, 4102, 4235, 5390, 5860, 5929, 6446, 6860, 7546, 8204, 8470, 10255, 10780, 11858, 12892, 14357, 15092, 16115, 16940, 18865, 20510, 22561, 23716, 28714, 29645, 32230, 35453, 37730, 41020, 41503, 45122, 57428, 59290, 64460, 70906, 71785, 75460, 83006, 90244, 100499, 112805, 118580, 141812, 143570, 157927, 166012, 177265, 200998, 207515, 225610, 248171, 287140, 315854, 354530, 401996, 415030, 451220, 496342, 502495, 631708, 709060, 789635, 830060, 992684, 1004990, 1105489, 1240855, 1579270, 1737197, 2009980, 2210978, 2481710, 3158540, 3474394, 4421956, 4963420, 5527445, 6948788, 8685985, 11054890, 12160379, 17371970, 22109780, 24320758, 34743940, 48641516, 60801895, 121603790, 243207580]

約数ペア:

[(1, 243207580), (2, 121603790), (4, 60801895), (5, 48641516), (7, 34743940), (10, 24320758), (11, 22109780), (14, 17371970), (20, 12160379), (22, 11054890), (28, 8685985), (35, 6948788), (44, 5527445), (49, 4963420), (55, 4421956), (70, 3474394), (77, 3158540), (98, 2481710), (110, 2210978), (121, 2009980), (140, 1737197), (154, 1579270), (196, 1240855), (220, 1105489), (242, 1004990), (245, 992684), (293, 830060), (308, 789635), (343, 709060), (385, 631708), (484, 502495), (490, 496342), (539, 451220), (586, 415030), (605, 401996), (686, 354530), (770, 315854), (847, 287140), (980, 248171), (1078, 225610), (1172, 207515), (1210, 200998), (1372, 177265), (1465, 166012), (1540, 157927), (1694, 143570), (1715, 141812), (2051, 118580), (2156, 112805), (2420, 100499), (2695, 90244), (2930, 83006), (3223, 75460), (3388, 71785), (3430, 70906), (3773, 64460), (4102, 59290), (4235, 57428), (5390, 45122), (5860, 41503), (5929, 41020), (6446, 37730), (6860, 35453), (7546, 32230), (8204, 29645), (8470, 28714), (10255, 23716), (10780, 22561), (11858, 20510), (12892, 18865), (14357, 16940), (15092, 16115)]