139656860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4597}}^1$

素因数の和:4651

約数の個数: 72

約数和(自身を含む): 352243584

約数和(自身を除く): 212586724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1085, 1519, 2170, 3038, 4340, 4597, 6076, 7595, 9194, 15190, 18388, 22985, 30380, 32179, 45970, 64358, 91940, 128716, 142507, 160895, 225253, 285014, 321790, 450506, 570028, 643580, 712535, 901012, 997549, 1126265, 1425070, 1995098, 2252530, 2850140, 3990196, 4505060, 4987745, 6982843, 9975490, 13965686, 19950980, 27931372, 34914215, 69828430, 139656860]

約数ペア:

[(1, 139656860), (2, 69828430), (4, 34914215), (5, 27931372), (7, 19950980), (10, 13965686), (14, 9975490), (20, 6982843), (28, 4987745), (31, 4505060), (35, 3990196), (49, 2850140), (62, 2252530), (70, 1995098), (98, 1425070), (124, 1126265), (140, 997549), (155, 901012), (196, 712535), (217, 643580), (245, 570028), (310, 450506), (434, 321790), (490, 285014), (620, 225253), (868, 160895), (980, 142507), (1085, 128716), (1519, 91940), (2170, 64358), (3038, 45970), (4340, 32179), (4597, 30380), (6076, 22985), (7595, 18388), (9194, 15190)]