245019460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1619}}^1$

素因数の和:1705

約数の個数: 96

約数和(自身を含む): 627056640

約数和(自身を除く): 382037180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 47, 70, 92, 94, 115, 140, 161, 188, 230, 235, 322, 329, 460, 470, 644, 658, 805, 940, 1081, 1316, 1610, 1619, 1645, 2162, 3220, 3238, 3290, 4324, 5405, 6476, 6580, 7567, 8095, 10810, 11333, 15134, 16190, 21620, 22666, 30268, 32380, 37237, 37835, 45332, 56665, 74474, 75670, 76093, 113330, 148948, 151340, 152186, 186185, 226660, 260659, 304372, 372370, 380465, 521318, 532651, 744740, 760930, 1042636, 1065302, 1303295, 1521860, 1750139, 2130604, 2606590, 2663255, 3500278, 5213180, 5326510, 7000556, 8750695, 10653020, 12250973, 17501390, 24501946, 35002780, 49003892, 61254865, 122509730, 245019460]

約数ペア:

[(1, 245019460), (2, 122509730), (4, 61254865), (5, 49003892), (7, 35002780), (10, 24501946), (14, 17501390), (20, 12250973), (23, 10653020), (28, 8750695), (35, 7000556), (46, 5326510), (47, 5213180), (70, 3500278), (92, 2663255), (94, 2606590), (115, 2130604), (140, 1750139), (161, 1521860), (188, 1303295), (230, 1065302), (235, 1042636), (322, 760930), (329, 744740), (460, 532651), (470, 521318), (644, 380465), (658, 372370), (805, 304372), (940, 260659), (1081, 226660), (1316, 186185), (1610, 152186), (1619, 151340), (1645, 148948), (2162, 113330), (3220, 76093), (3238, 75670), (3290, 74474), (4324, 56665), (5405, 45332), (6476, 37835), (6580, 37237), (7567, 32380), (8095, 30268), (10810, 22666), (11333, 21620), (15134, 16190)]