140235060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47699}}^1$

素因数の和:47725

約数の個数: 72

約数和(自身を含む): 456775200

約数和(自身を除く): 316540140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 47699, 95398, 143097, 190796, 238495, 286194, 333893, 476990, 572388, 667786, 715485, 953980, 1001679, 1335572, 1430970, 1669465, 2003358, 2337251, 2861940, 3338930, 4006716, 4674502, 5008395, 6677860, 7011753, 9349004, 10016790, 11686255, 14023506, 20033580, 23372510, 28047012, 35058765, 46745020, 70117530, 140235060]

約数ペア:

[(1, 140235060), (2, 70117530), (3, 46745020), (4, 35058765), (5, 28047012), (6, 23372510), (7, 20033580), (10, 14023506), (12, 11686255), (14, 10016790), (15, 9349004), (20, 7011753), (21, 6677860), (28, 5008395), (30, 4674502), (35, 4006716), (42, 3338930), (49, 2861940), (60, 2337251), (70, 2003358), (84, 1669465), (98, 1430970), (105, 1335572), (140, 1001679), (147, 953980), (196, 715485), (210, 667786), (245, 572388), (294, 476990), (420, 333893), (490, 286194), (588, 238495), (735, 190796), (980, 143097), (1470, 95398), (2940, 47699)]