201699820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{397}}^1$

素因数の和:623

約数の個数: 96

約数和(自身を含む): 513515520

約数和(自身を除く): 311815700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 191, 266, 380, 382, 397, 532, 665, 764, 794, 955, 1330, 1337, 1588, 1910, 1985, 2660, 2674, 2779, 3629, 3820, 3970, 5348, 5558, 6685, 7258, 7543, 7940, 11116, 13370, 13895, 14516, 15086, 18145, 25403, 26740, 27790, 30172, 36290, 37715, 50806, 52801, 55580, 72580, 75430, 75827, 101612, 105602, 127015, 150860, 151654, 211204, 254030, 264005, 303308, 379135, 508060, 528010, 530789, 758270, 1056020, 1061578, 1440713, 1516540, 2123156, 2653945, 2881426, 5307890, 5762852, 7203565, 10084991, 10615780, 14407130, 20169982, 28814260, 40339964, 50424955, 100849910, 201699820]

約数ペア:

[(1, 201699820), (2, 100849910), (4, 50424955), (5, 40339964), (7, 28814260), (10, 20169982), (14, 14407130), (19, 10615780), (20, 10084991), (28, 7203565), (35, 5762852), (38, 5307890), (70, 2881426), (76, 2653945), (95, 2123156), (133, 1516540), (140, 1440713), (190, 1061578), (191, 1056020), (266, 758270), (380, 530789), (382, 528010), (397, 508060), (532, 379135), (665, 303308), (764, 264005), (794, 254030), (955, 211204), (1330, 151654), (1337, 150860), (1588, 127015), (1910, 105602), (1985, 101612), (2660, 75827), (2674, 75430), (2779, 72580), (3629, 55580), (3820, 52801), (3970, 50806), (5348, 37715), (5558, 36290), (6685, 30172), (7258, 27790), (7543, 26740), (7940, 25403), (11116, 18145), (13370, 15086), (13895, 14516)]