275786140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{521}}^1$

素因数の和:755

約数の個数: 96

約数和(自身を含む): 701568000

約数和(自身を除く): 425781860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 199, 266, 380, 398, 521, 532, 665, 796, 995, 1042, 1330, 1393, 1990, 2084, 2605, 2660, 2786, 3647, 3781, 3980, 5210, 5572, 6965, 7294, 7562, 9899, 10420, 13930, 14588, 15124, 18235, 18905, 19798, 26467, 27860, 36470, 37810, 39596, 49495, 52934, 69293, 72940, 75620, 98990, 103679, 105868, 132335, 138586, 197980, 207358, 264670, 277172, 346465, 414716, 518395, 529340, 692930, 725753, 1036790, 1385860, 1451506, 1969901, 2073580, 2903012, 3628765, 3939802, 7257530, 7879604, 9849505, 13789307, 14515060, 19699010, 27578614, 39398020, 55157228, 68946535, 137893070, 275786140]

約数ペア:

[(1, 275786140), (2, 137893070), (4, 68946535), (5, 55157228), (7, 39398020), (10, 27578614), (14, 19699010), (19, 14515060), (20, 13789307), (28, 9849505), (35, 7879604), (38, 7257530), (70, 3939802), (76, 3628765), (95, 2903012), (133, 2073580), (140, 1969901), (190, 1451506), (199, 1385860), (266, 1036790), (380, 725753), (398, 692930), (521, 529340), (532, 518395), (665, 414716), (796, 346465), (995, 277172), (1042, 264670), (1330, 207358), (1393, 197980), (1990, 138586), (2084, 132335), (2605, 105868), (2660, 103679), (2786, 98990), (3647, 75620), (3781, 72940), (3980, 69293), (5210, 52934), (5572, 49495), (6965, 39596), (7294, 37810), (7562, 36470), (9899, 27860), (10420, 26467), (13930, 19798), (14588, 18905), (15124, 18235)]