220199000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:490

約数の個数: 128

約数和(自身を含む): 597542400

約数和(自身を除く): 377343400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 83, 100, 125, 140, 166, 175, 200, 250, 280, 332, 350, 379, 415, 500, 581, 664, 700, 758, 830, 875, 1000, 1162, 1400, 1516, 1660, 1750, 1895, 2075, 2324, 2653, 2905, 3032, 3320, 3500, 3790, 4150, 4648, 5306, 5810, 7000, 7580, 8300, 9475, 10375, 10612, 11620, 13265, 14525, 15160, 16600, 18950, 20750, 21224, 23240, 26530, 29050, 31457, 37900, 41500, 47375, 53060, 58100, 62914, 66325, 72625, 75800, 83000, 94750, 106120, 116200, 125828, 132650, 145250, 157285, 189500, 220199, 251656, 265300, 290500, 314570, 331625, 379000, 440398, 530600, 581000, 629140, 663250, 786425, 880796, 1100995, 1258280, 1326500, 1572850, 1761592, 2201990, 2653000, 3145700, 3932125, 4403980, 5504975, 6291400, 7864250, 8807960, 11009950, 15728500, 22019900, 27524875, 31457000, 44039800, 55049750, 110099500, 220199000]

約数ペア:

[(1, 220199000), (2, 110099500), (4, 55049750), (5, 44039800), (7, 31457000), (8, 27524875), (10, 22019900), (14, 15728500), (20, 11009950), (25, 8807960), (28, 7864250), (35, 6291400), (40, 5504975), (50, 4403980), (56, 3932125), (70, 3145700), (83, 2653000), (100, 2201990), (125, 1761592), (140, 1572850), (166, 1326500), (175, 1258280), (200, 1100995), (250, 880796), (280, 786425), (332, 663250), (350, 629140), (379, 581000), (415, 530600), (500, 440398), (581, 379000), (664, 331625), (700, 314570), (758, 290500), (830, 265300), (875, 251656), (1000, 220199), (1162, 189500), (1400, 157285), (1516, 145250), (1660, 132650), (1750, 125828), (1895, 116200), (2075, 106120), (2324, 94750), (2653, 83000), (2905, 75800), (3032, 72625), (3320, 66325), (3500, 62914), (3790, 58100), (4150, 53060), (4648, 47375), (5306, 41500), (5810, 37900), (7000, 31457), (7580, 29050), (8300, 26530), (9475, 23240), (10375, 21224), (10612, 20750), (11620, 18950), (13265, 16600), (14525, 15160)]