228879560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{277}}^1$

素因数の和:535

約数の個数: 128

約数和(自身を含む): 638910720

約数和(自身を除く): 410031160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 227, 260, 277, 280, 364, 454, 455, 520, 554, 728, 908, 910, 1108, 1135, 1385, 1589, 1816, 1820, 1939, 2216, 2270, 2770, 2951, 3178, 3601, 3640, 3878, 4540, 5540, 5902, 6356, 7202, 7756, 7945, 9080, 9695, 11080, 11804, 12712, 14404, 14755, 15512, 15890, 18005, 19390, 20657, 23608, 25207, 28808, 29510, 31780, 36010, 38780, 41314, 50414, 59020, 62879, 63560, 72020, 77560, 82628, 100828, 103285, 118040, 125758, 126035, 144040, 165256, 201656, 206570, 251516, 252070, 314395, 413140, 440153, 503032, 504140, 628790, 817427, 826280, 880306, 1008280, 1257580, 1634854, 1760612, 2200765, 2515160, 3269708, 3521224, 4087135, 4401530, 5721989, 6539416, 8174270, 8803060, 11443978, 16348540, 17606120, 22887956, 28609945, 32697080, 45775912, 57219890, 114439780, 228879560]

約数ペア:

[(1, 228879560), (2, 114439780), (4, 57219890), (5, 45775912), (7, 32697080), (8, 28609945), (10, 22887956), (13, 17606120), (14, 16348540), (20, 11443978), (26, 8803060), (28, 8174270), (35, 6539416), (40, 5721989), (52, 4401530), (56, 4087135), (65, 3521224), (70, 3269708), (91, 2515160), (104, 2200765), (130, 1760612), (140, 1634854), (182, 1257580), (227, 1008280), (260, 880306), (277, 826280), (280, 817427), (364, 628790), (454, 504140), (455, 503032), (520, 440153), (554, 413140), (728, 314395), (908, 252070), (910, 251516), (1108, 206570), (1135, 201656), (1385, 165256), (1589, 144040), (1816, 126035), (1820, 125758), (1939, 118040), (2216, 103285), (2270, 100828), (2770, 82628), (2951, 77560), (3178, 72020), (3601, 63560), (3640, 62879), (3878, 59020), (4540, 50414), (5540, 41314), (5902, 38780), (6356, 36010), (7202, 31780), (7756, 29510), (7945, 28808), (9080, 25207), (9695, 23608), (11080, 20657), (11804, 19390), (12712, 18005), (14404, 15890), (14755, 15512)]