56678440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{677}}^1$

素因数の和:731

約数の個数: 128

約数和(自身を含む): 164021760

約数和(自身を除く): 107343320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 91, 92, 104, 115, 130, 140, 161, 182, 184, 230, 260, 280, 299, 322, 364, 455, 460, 520, 598, 644, 677, 728, 805, 910, 920, 1196, 1288, 1354, 1495, 1610, 1820, 2093, 2392, 2708, 2990, 3220, 3385, 3640, 4186, 4739, 5416, 5980, 6440, 6770, 8372, 8801, 9478, 10465, 11960, 13540, 15571, 16744, 17602, 18956, 20930, 23695, 27080, 31142, 35204, 37912, 41860, 44005, 47390, 61607, 62284, 70408, 77855, 83720, 88010, 94780, 108997, 123214, 124568, 155710, 176020, 189560, 202423, 217994, 246428, 308035, 311420, 352040, 404846, 435988, 492856, 544985, 616070, 622840, 809692, 871976, 1012115, 1089970, 1232140, 1416961, 1619384, 2024230, 2179940, 2464280, 2833922, 4048460, 4359880, 5667844, 7084805, 8096920, 11335688, 14169610, 28339220, 56678440]

約数ペア:

[(1, 56678440), (2, 28339220), (4, 14169610), (5, 11335688), (7, 8096920), (8, 7084805), (10, 5667844), (13, 4359880), (14, 4048460), (20, 2833922), (23, 2464280), (26, 2179940), (28, 2024230), (35, 1619384), (40, 1416961), (46, 1232140), (52, 1089970), (56, 1012115), (65, 871976), (70, 809692), (91, 622840), (92, 616070), (104, 544985), (115, 492856), (130, 435988), (140, 404846), (161, 352040), (182, 311420), (184, 308035), (230, 246428), (260, 217994), (280, 202423), (299, 189560), (322, 176020), (364, 155710), (455, 124568), (460, 123214), (520, 108997), (598, 94780), (644, 88010), (677, 83720), (728, 77855), (805, 70408), (910, 62284), (920, 61607), (1196, 47390), (1288, 44005), (1354, 41860), (1495, 37912), (1610, 35204), (1820, 31142), (2093, 27080), (2392, 23695), (2708, 20930), (2990, 18956), (3220, 17602), (3385, 16744), (3640, 15571), (4186, 13540), (4739, 11960), (5416, 10465), (5980, 9478), (6440, 8801), (6770, 8372)]