834750280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{181}}^2$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 2365966260

約数和(自身を除く): 1531215980

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 181, 182, 196, 245, 260, 280, 362, 364, 392, 455, 490, 520, 637, 724, 728, 905, 910, 980, 1267, 1274, 1448, 1810, 1820, 1960, 2353, 2534, 2548, 3185, 3620, 3640, 4706, 5068, 5096, 6335, 6370, 7240, 8869, 9412, 10136, 11765, 12670, 12740, 16471, 17738, 18824, 23530, 25340, 25480, 32761, 32942, 35476, 44345, 47060, 50680, 65522, 65884, 70952, 82355, 88690, 94120, 115297, 131044, 131768, 163805, 164710, 177380, 229327, 230594, 262088, 327610, 329420, 354760, 425893, 458654, 461188, 576485, 655220, 658840, 851786, 917308, 922376, 1146635, 1152970, 1310440, 1605289, 1703572, 1834616, 2129465, 2293270, 2305940, 2981251, 3210578, 3407144, 4258930, 4586540, 4611880, 5962502, 6421156, 8026445, 8517860, 9173080, 11925004, 12842312, 14906255, 16052890, 17035720, 20868757, 23850008, 29812510, 32105780, 41737514, 59625020, 64211560, 83475028, 104343785, 119250040, 166950056, 208687570, 417375140, 834750280]

約数ペア:

[(1, 834750280), (2, 417375140), (4, 208687570), (5, 166950056), (7, 119250040), (8, 104343785), (10, 83475028), (13, 64211560), (14, 59625020), (20, 41737514), (26, 32105780), (28, 29812510), (35, 23850008), (40, 20868757), (49, 17035720), (52, 16052890), (56, 14906255), (65, 12842312), (70, 11925004), (91, 9173080), (98, 8517860), (104, 8026445), (130, 6421156), (140, 5962502), (181, 4611880), (182, 4586540), (196, 4258930), (245, 3407144), (260, 3210578), (280, 2981251), (362, 2305940), (364, 2293270), (392, 2129465), (455, 1834616), (490, 1703572), (520, 1605289), (637, 1310440), (724, 1152970), (728, 1146635), (905, 922376), (910, 917308), (980, 851786), (1267, 658840), (1274, 655220), (1448, 576485), (1810, 461188), (1820, 458654), (1960, 425893), (2353, 354760), (2534, 329420), (2548, 327610), (3185, 262088), (3620, 230594), (3640, 229327), (4706, 177380), (5068, 164710), (5096, 163805), (6335, 131768), (6370, 131044), (7240, 115297), (8869, 94120), (9412, 88690), (10136, 82355), (11765, 70952), (12670, 65884), (12740, 65522), (16471, 50680), (17738, 47060), (18824, 44345), (23530, 35476), (25340, 32942), (25480, 32761)]