340228980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20771}}^1$

素因数の和:20806

約数の個数: 144

約数和(自身を含む): 1270249344

約数和(自身を除く): 930020364

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 20771, 41542, 62313, 83084, 103855, 124626, 145397, 186939, 207710, 249252, 270023, 290794, 311565, 373878, 415420, 436191, 540046, 581588, 623130, 726985, 747756, 810069, 872382, 934695, 1080092, 1246260, 1308573, 1350115, 1453970, 1620138, 1744764, 1869390, 1890161, 2180955, 2430207, 2617146, 2700230, 2907940, 3240276, 3738780, 3780322, 4050345, 4361910, 4860414, 5234292, 5400460, 5670483, 6542865, 7560644, 8100690, 8723820, 9450805, 9720828, 11340966, 12151035, 13085730, 16201380, 17011449, 18901610, 22681932, 24302070, 26171460, 28352415, 34022898, 37803220, 48604140, 56704830, 68045796, 85057245, 113409660, 170114490, 340228980]

約数ペア:

[(1, 340228980), (2, 170114490), (3, 113409660), (4, 85057245), (5, 68045796), (6, 56704830), (7, 48604140), (9, 37803220), (10, 34022898), (12, 28352415), (13, 26171460), (14, 24302070), (15, 22681932), (18, 18901610), (20, 17011449), (21, 16201380), (26, 13085730), (28, 12151035), (30, 11340966), (35, 9720828), (36, 9450805), (39, 8723820), (42, 8100690), (45, 7560644), (52, 6542865), (60, 5670483), (63, 5400460), (65, 5234292), (70, 4860414), (78, 4361910), (84, 4050345), (90, 3780322), (91, 3738780), (105, 3240276), (117, 2907940), (126, 2700230), (130, 2617146), (140, 2430207), (156, 2180955), (180, 1890161), (182, 1869390), (195, 1744764), (210, 1620138), (234, 1453970), (252, 1350115), (260, 1308573), (273, 1246260), (315, 1080092), (364, 934695), (390, 872382), (420, 810069), (455, 747756), (468, 726985), (546, 623130), (585, 581588), (630, 540046), (780, 436191), (819, 415420), (910, 373878), (1092, 311565), (1170, 290794), (1260, 270023), (1365, 249252), (1638, 207710), (1820, 186939), (2340, 145397), (2730, 124626), (3276, 103855), (4095, 83084), (5460, 62313), (8190, 41542), (16380, 20771)]