139051220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{12899}}^1$

素因数の和:12933

約数の個数: 72

約数和(自身を含む): 370591200

約数和(自身を除く): 231539980

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 12899, 25798, 51596, 64495, 90293, 128990, 141889, 180586, 257980, 283778, 361172, 451465, 567556, 632051, 709445, 902930, 993223, 1264102, 1418890, 1805860, 1986446, 2528204, 2837780, 3160255, 3972892, 4966115, 6320510, 6952561, 9932230, 12641020, 13905122, 19864460, 27810244, 34762805, 69525610, 139051220]

約数ペア:

[(1, 139051220), (2, 69525610), (4, 34762805), (5, 27810244), (7, 19864460), (10, 13905122), (11, 12641020), (14, 9932230), (20, 6952561), (22, 6320510), (28, 4966115), (35, 3972892), (44, 3160255), (49, 2837780), (55, 2528204), (70, 1986446), (77, 1805860), (98, 1418890), (110, 1264102), (140, 993223), (154, 902930), (196, 709445), (220, 632051), (245, 567556), (308, 451465), (385, 361172), (490, 283778), (539, 257980), (770, 180586), (980, 141889), (1078, 128990), (1540, 90293), (2156, 64495), (2695, 51596), (5390, 25798), (10780, 12899)]