157142440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1877}}^1$

素因数の和:1931

約数の個数: 128

約数和(自身を含む): 454325760

約数和(自身を除く): 297183320

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, 728, 805, 910, 920, 1196, 1288, 1495, 1610, 1820, 1877, 2093, 2392, 2990, 3220, 3640, 3754, 4186, 5980, 6440, 7508, 8372, 9385, 10465, 11960, 13139, 15016, 16744, 18770, 20930, 24401, 26278, 37540, 41860, 43171, 48802, 52556, 65695, 75080, 83720, 86342, 97604, 105112, 122005, 131390, 170807, 172684, 195208, 215855, 244010, 262780, 302197, 341614, 345368, 431710, 488020, 525560, 561223, 604394, 683228, 854035, 863420, 976040, 1122446, 1208788, 1366456, 1510985, 1708070, 1726840, 2244892, 2417576, 2806115, 3021970, 3416140, 3928561, 4489784, 5612230, 6043940, 6832280, 7857122, 11224460, 12087880, 15714244, 19642805, 22448920, 31428488, 39285610, 78571220, 157142440]

約数ペア:

[(1, 157142440), (2, 78571220), (4, 39285610), (5, 31428488), (7, 22448920), (8, 19642805), (10, 15714244), (13, 12087880), (14, 11224460), (20, 7857122), (23, 6832280), (26, 6043940), (28, 5612230), (35, 4489784), (40, 3928561), (46, 3416140), (52, 3021970), (56, 2806115), (65, 2417576), (70, 2244892), (91, 1726840), (92, 1708070), (104, 1510985), (115, 1366456), (130, 1208788), (140, 1122446), (161, 976040), (182, 863420), (184, 854035), (230, 683228), (260, 604394), (280, 561223), (299, 525560), (322, 488020), (364, 431710), (455, 345368), (460, 341614), (520, 302197), (598, 262780), (644, 244010), (728, 215855), (805, 195208), (910, 172684), (920, 170807), (1196, 131390), (1288, 122005), (1495, 105112), (1610, 97604), (1820, 86342), (1877, 83720), (2093, 75080), (2392, 65695), (2990, 52556), (3220, 48802), (3640, 43171), (3754, 41860), (4186, 37540), (5980, 26278), (6440, 24401), (7508, 20930), (8372, 18770), (9385, 16744), (10465, 15016), (11960, 13139)]